remove check so we can fallback to another auth method oauth fails

mealie/core/security/providers/openid_provider.py

@@ -49,7 +49,7 @@ async def authenticate(self) -> tuple[str, timedelta] | None:
             self.session.commit()
             return self.get_access_token(user)  # type: ignore
 
-        if user and (user.password == "OIDC" or user.auth_method == AuthMethod.OIDC):
+        if user:
             if user.admin != admin_claim:
                 logger.debug(f"[OIDC] {'Setting' if admin_claim else 'Removing'} user as admin")
                 user.admin = admin_claim