chore(deps): update dependency google-cloud-core to v2 (#559)

* chore(deps): update dependency google-cloud-core to v2

* fix build

Co-authored-by: Anthonios Partheniou <partheniou@google.com>

google/cloud/storage/blob.py

@@ -3052,7 +3052,7 @@ def get_iam_policy(
     ):
         """Retrieve the IAM policy for the object.
 
-        .. note:
+        .. note::
 
            Blob- / object-level IAM support does not yet exist and methods
            currently call an internal ACL backend not providing any utility
@@ -3120,7 +3120,7 @@ def set_iam_policy(
     ):
         """Update the IAM policy for the bucket.
 
-        .. note:
+        .. note::
 
            Blob- / object-level IAM support does not yet exist and methods
            currently call an internal ACL backend not providing any utility
@@ -3177,7 +3177,7 @@ def test_iam_permissions(
     ):
         """API call:  test permissions
 
-        .. note:
+        .. note::
 
            Blob- / object-level IAM support does not yet exist and methods
            currently call an internal ACL backend not providing any utility

setup.py

@@ -32,7 +32,7 @@
     "google-auth >= 1.25.0, < 3.0dev; python_version>='3.6'",
     "google-api-core >= 1.29.0, < 2.0dev; python_version<'3.0'",
     "google-api-core >= 1.29.0, < 3.0dev; python_version>='3.6'",
-    "google-cloud-core >= 1.6.0, < 2.0dev; python_version<'3.0'",
+    "google-cloud-core>=1.6.0, <2.1; python_version<'3.0'",
     "google-cloud-core >= 1.6.0, < 3.0dev; python_version>='3.6'",
     "google-resumable-media >= 1.3.0, < 2.0dev; python_version<'3.0'",
     "google-resumable-media >= 1.3.0, < 3.0dev; python_version>='3.6'",