fix: serialize user sessions properly (#62)

* fix: cast prisma user object to user object

* chore: improved consistency

* chore: cast function renamed

---------

Co-authored-by: Mir Arif Hasan <arif.ishan05@gmail.com>

packages/hoppscotch-backend/src/user/user.resolver.ts

@@ -26,8 +26,8 @@ export class UserResolver {
       "Gives details of the user executing this query (pass Authorization 'Bearer' header)",
   })
   @UseGuards(GqlAuthGuard)
-  me(@GqlUser() user) {
-    return user;
+  me(@GqlUser() user: AuthUser) {
+    return this.userService.convertDbUserToUser(user);
   }
 
   /* Mutations */