fix(bigquery): use valid dataplex OAuth scope

Closes issue #4805

Co-authored-by: Liang Wu <wuliang@google.com>
PiperOrigin-RevId: 883403628

Author: wuliang229

src/google/adk/tools/bigquery/bigquery_credentials.py

@@ -21,7 +21,7 @@
 BIGQUERY_TOKEN_CACHE_KEY = "bigquery_token_cache"
 BIGQUERY_SCOPES = [
     "https://www.googleapis.com/auth/bigquery",
-    "https://www.googleapis.com/auth/dataplex",
+    "https://www.googleapis.com/auth/dataplex.read-write",
 ]
 BIGQUERY_DEFAULT_SCOPE = ["https://www.googleapis.com/auth/bigquery"]
 

tests/unittests/tools/bigquery/test_bigquery_credentials.py

@@ -47,7 +47,7 @@ def test_valid_credentials_object_auth_credentials(self):
     assert config.client_secret is None
     assert config.scopes == [
         "https://www.googleapis.com/auth/bigquery",
-        "https://www.googleapis.com/auth/dataplex",
+        "https://www.googleapis.com/auth/dataplex.read-write",
     ]
 
   def test_valid_credentials_object_oauth2_credentials(self):
@@ -90,7 +90,7 @@ def test_valid_client_id_secret_pair_default_scope(self):
     assert config.client_secret == "test_client_secret"
     assert config.scopes == [
         "https://www.googleapis.com/auth/bigquery",
-        "https://www.googleapis.com/auth/dataplex",
+        "https://www.googleapis.com/auth/dataplex.read-write",
     ]
 
   def test_valid_client_id_secret_pair_w_scope(self):
@@ -135,7 +135,7 @@ def test_valid_client_id_secret_pair_w_empty_scope(self):
     assert config.client_secret == "test_client_secret"
     assert config.scopes == [
         "https://www.googleapis.com/auth/bigquery",
-        "https://www.googleapis.com/auth/dataplex",
+        "https://www.googleapis.com/auth/dataplex.read-write",
     ]
 
   def test_missing_client_secret_raises_error(self):