chore: fix flake8 lint errors related to import ordering

Author: hebaalazzeh

packages/google-auth/google/auth/transport/__init__.py

@@ -44,6 +44,8 @@
 
 import abc
 import http.client as http_client
+import importlib
+import sys
 
 DEFAULT_RETRYABLE_STATUS_CODES = (
     http_client.INTERNAL_SERVER_ERROR,
@@ -122,11 +124,7 @@ def __call__(
         raise NotImplementedError("__call__ must be implemented.")
 
 
-import sys  # noqa: E402
-
 if sys.version_info < (3, 15):
-    import importlib
-
     for _lazy_mod in __lazy_modules__:
         try:
             importlib.import_module(_lazy_mod)

packages/google-auth/tests/transport/test_lazy_imports.py

@@ -13,6 +13,7 @@
 # limitations under the License.
 
 import sys
+
 import pytest
 
 # List of modules we expect to be lazy