Discord: fix DM recipient parsing for bare numeric user IDs (#596)

Co-authored-by: Shadow <shadow@clawd.bot>

README.md

@@ -468,5 +468,5 @@ Thanks to all clawtributors:
   <a href="https://github.com/hrdwdmrbl"><img src="https://avatars.githubusercontent.com/u/554881?v=4&s=48" width="48" height="48" alt="hrdwdmrbl" title="hrdwdmrbl"/></a> <a href="https://github.com/hugobarauna"><img src="https://avatars.githubusercontent.com/u/2719?v=4&s=48" width="48" height="48" alt="hugobarauna" title="hugobarauna"/></a> <a href="https://github.com/search?q=Jarvis"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Jarvis" title="Jarvis"/></a> <a href="https://github.com/search?q=Keith%20the%20Silly%20Goose"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Keith the Silly Goose" title="Keith the Silly Goose"/></a> <a href="https://github.com/search?q=Kit"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Kit" title="Kit"/></a> <a href="https://github.com/kitze"><img src="https://avatars.githubusercontent.com/u/1160594?v=4&s=48" width="48" height="48" alt="kitze" title="kitze"/></a> <a href="https://github.com/kkarimi"><img src="https://avatars.githubusercontent.com/u/875218?v=4&s=48" width="48" height="48" alt="kkarimi" title="kkarimi"/></a> <a href="https://github.com/loukotal"><img src="https://avatars.githubusercontent.com/u/18210858?v=4&s=48" width="48" height="48" alt="loukotal" title="loukotal"/></a> <a href="https://github.com/mrdbstn"><img src="https://avatars.githubusercontent.com/u/58957632?v=4&s=48" width="48" height="48" alt="mrdbstn" title="mrdbstn"/></a> <a href="https://github.com/MSch"><img src="https://avatars.githubusercontent.com/u/7475?v=4&s=48" width="48" height="48" alt="MSch" title="MSch"/></a>
   <a href="https://github.com/nexty5870"><img src="https://avatars.githubusercontent.com/u/3869659?v=4&s=48" width="48" height="48" alt="nexty5870" title="nexty5870"/></a> <a href="https://github.com/ngutman"><img src="https://avatars.githubusercontent.com/u/1540134?v=4&s=48" width="48" height="48" alt="ngutman" title="ngutman"/></a> <a href="https://github.com/onutc"><img src="https://avatars.githubusercontent.com/u/152018508?v=4&s=48" width="48" height="48" alt="onutc" title="onutc"/></a> <a href="https://github.com/prathamdby"><img src="https://avatars.githubusercontent.com/u/134331217?v=4&s=48" width="48" height="48" alt="prathamdby" title="prathamdby"/></a> <a href="https://github.com/reeltimeapps"><img src="https://avatars.githubusercontent.com/u/637338?v=4&s=48" width="48" height="48" alt="reeltimeapps" title="reeltimeapps"/></a> <a href="https://github.com/RLTCmpe"><img src="https://avatars.githubusercontent.com/u/10762242?v=4&s=48" width="48" height="48" alt="RLTCmpe" title="RLTCmpe"/></a> <a href="https://github.com/search?q=Rolf%20Fredheim"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Rolf Fredheim" title="Rolf Fredheim"/></a> <a href="https://github.com/snopoke"><img src="https://avatars.githubusercontent.com/u/249606?v=4&s=48" width="48" height="48" alt="snopoke" title="snopoke"/></a> <a href="https://github.com/wstock"><img src="https://avatars.githubusercontent.com/u/1394687?v=4&s=48" width="48" height="48" alt="wstock" title="wstock"/></a> <a href="https://github.com/YuriNachos"><img src="https://avatars.githubusercontent.com/u/19365375?v=4&s=48" width="48" height="48" alt="YuriNachos" title="YuriNachos"/></a>
   <a href="https://github.com/search?q=Azade"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Azade" title="Azade"/></a> <a href="https://github.com/search?q=ddyo"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="ddyo" title="ddyo"/></a> <a href="https://github.com/search?q=Erik"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Erik" title="Erik"/></a> <a href="https://github.com/latitudeki5223"><img src="https://avatars.githubusercontent.com/u/119656367?v=4&s=48" width="48" height="48" alt="latitudeki5223" title="latitudeki5223"/></a> <a href="https://github.com/search?q=Manuel%20Maly"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Manuel Maly" title="Manuel Maly"/></a> <a href="https://github.com/search?q=Mourad%20Boustani"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Mourad Boustani" title="Mourad Boustani"/></a> <a href="https://github.com/pcty-nextgen-ios-builder"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="pcty-nextgen-ios-builder" title="pcty-nextgen-ios-builder"/></a> <a href="https://github.com/search?q=Quentin"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Quentin" title="Quentin"/></a> <a href="https://github.com/search?q=Randy%20Torres"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Randy Torres" title="Randy Torres"/></a> <a href="https://github.com/search?q=Tobias%20Bischoff"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="Tobias Bischoff" title="Tobias Bischoff"/></a>
-  <a href="https://github.com/search?q=William%20Stock"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="William Stock" title="William Stock"/></a> <a href="https://github.com/andrewting19"><img src="https://avatars.githubusercontent.com/u/10536704?v=4&s=48" width="48" height="48" alt="andrewting19" title="andrewting19"/></a>
+  <a href="https://github.com/search?q=William%20Stock"><img src="assets/avatar-placeholder.svg" width="48" height="48" alt="William Stock" title="William Stock"/></a> <a href="https://github.com/andrewting19"><img src="https://avatars.githubusercontent.com/u/10536704?v=4&s=48" width="48" height="48" alt="andrewting19" title="andrewting19"/></a> <a href="https://github.com/magimetal"><img src="https://avatars.githubusercontent.com/u/36491250?v=4&s=48" width="48" height="48" alt="magimetal" title="magimetal"/></a>
 </p>