Fix branch name in comment.

app/assets/js/ipcconstants.js

@@ -1,6 +1,6 @@
 // NOTE FOR THIRD-PARTY
 // REPLACE THIS CLIENT ID WITH YOUR APPLICATION ID.
-// SEE https://github.com/dscalzi/HeliosLauncher/blob/feature/ms-auth/docs/MicrosoftAuth.md
+// SEE https://github.com/dscalzi/HeliosLauncher/blob/master/docs/MicrosoftAuth.md
 exports.AZURE_CLIENT_ID = '1ce6e35a-126f-48fd-97fb-54d143ac6d45'
 // SEE NOTE ABOVE.
 
@@ -21,4 +21,4 @@ exports.MSFT_REPLY_TYPE = {
 exports.MSFT_ERROR = {
     ALREADY_OPEN: 'MSFT_AUTH_ERR_ALREADY_OPEN',
     NOT_FINISHED: 'MSFT_AUTH_ERR_NOT_FINISHED'
-}
+}