feat: add support of hd auth parameter to work with G Suite domains (#4010)

* Add support of hd google auth parameter - to work with G Suite domains

* Style-fix

* fix: google auth hostedDomain hint

Co-authored-by: Nicolas Giard <github@ngpixel.com>

server/modules/authentication/google/definition.yml

@@ -22,3 +22,8 @@ props:
     title: Client Secret
     hint: Application Client Secret
     order: 2
+  hostedDomain:
+    type: String
+    title: Hosted Domain
+    hint: (optional) Only for G Suite hosted domain. Leave empty otherwise.
+    order: 3