revert sqlalchemy-bigquery which is causing the system test presbumit to fail

Author: parthea

packages/sqlalchemy-bigquery/setup.py

@@ -61,7 +61,8 @@ def readme():
         # See: https://github.com/googleapis/python-bigquery/issues/83 The
         # grpc.Channel.close() method isn't added until 1.32.0.
         # https://github.com/grpc/grpc/pull/15254
-        "grpcio >= 1.59.0, < 2.0.0",
+        "grpcio >= 1.47.0, < 2.0.0",
+        "grpcio >= 1.49.1, < 2.0.0; python_version =='3.11'",
         "grpcio >= 1.75.1, < 2.0.0; python_version >= '3.14'",
         "pyarrow >= 6.0.0",
     ],

packages/sqlalchemy-bigquery/testing/constraints-3.10.txt

@@ -9,7 +9,7 @@ google-auth==2.14.1
 google-cloud-bigquery==3.20.0
 google-cloud-bigquery-storage==2.18.0
 google-api-core==2.11.1
-grpcio==1.59.0
+grpcio==1.47.0
 numpy==1.26.4
 alembic==1.7.7
 pyarrow==6.0.0

packages/sqlalchemy-bigquery/tests/system/test_geography.py

@@ -33,9 +33,7 @@ def test_geoalchemy2_core(bigquery_dataset):
 
     - Bigquery doesn't have ST_BUFFER
     """
-    pytest.skip(
-        "Test is skipped due to https://github.com/googleapis/google-cloud-python/issues/17287"
-    )
+
     # Connect to the DB
 
     from sqlalchemy import create_engine
@@ -150,9 +148,7 @@ def test_geoalchemy2_orm(bigquery_dataset):
 
     https://geoalchemy-2.readthedocs.io/en/latest/orm_tutorial.html
     """
-    pytest.skip(
-        "Test is skipped due to https://github.com/googleapis/google-cloud-python/issues/17287"
-    )
+
     # Connect to the DB
 
     from sqlalchemy import create_engine
@@ -265,9 +261,6 @@ class Lake(Base):
 # TODO(http://github.com/googleapis/google-cloud-python/issues/17287): Unskip once bug is resolved.
 @pytest.mark.skip(reason="Failing in CI with AssertionError.")
 def test_geoalchemy2_orm_w_relationship(bigquery_dataset):
-    pytest.skip(
-        "Test is skipped due to https://github.com/googleapis/google-cloud-python/issues/17287"
-    )
     from sqlalchemy import create_engine
 
     engine = create_engine(f"bigquery:///{bigquery_dataset}")

packages/sqlalchemy-bigquery/tests/unit/test_geography.py

@@ -28,9 +28,6 @@
 @pytest.mark.skip(reason="Failing in CI with AssertionError.")
 def test_geoalchemy2_core(faux_conn, last_query):
     """Make sure GeoAlchemy 2 Core Tutorial works as adapted to only having geometry"""
-    pytest.skip(
-        "Test is skipped due to https://github.com/googleapis/google-cloud-python/issues/17287"
-    )
     conn = faux_conn
 
     # Create the Table