chore(sprunge): fix Internet Archive URL

plugins/sprunge/README.md

@@ -34,5 +34,5 @@ http://sprunge.us/XxjnKz
 
 ## Credits
 
-- Original code: [shellperson.net](https://web.archive.org/web/20190601000000*/https://www.shellperson.net/sprunge-pastebin-script/).
+- Original code: [shellperson.net](https://web.archive.org/web/20190910065842/https://www.shellperson.net/sprunge-pastebin-script/).
 - Adapted by: Matt Parnell (@ilikenwf).