Update .gitignore

Changed .vs/ to /.vs and .github/ to /.github to work
Tested on DiscordBot Repo

Author: Lulalaby

.gitignore

@@ -34,7 +34,7 @@ node_modules
 .classpath
 .c9/
 .vscode
-.vs/
+/.vs
 *.launch
 .settings/
 *.sublime-workspace
@@ -124,4 +124,4 @@ rethinkdb_data
 .env
 /config/local.json
 package-lock.json
-.github/
+/.github