Add missing suite_level requirements "independent_connections"

In 14b1e6fe8e18d139846c1aba6761d4eea3dc25c3 we added
suite-level requirements but did not add them to the
base, causing failures in third party dialect test suites.

Change-Id: I7edf0be86b814b508071c5c752fc2dd744a3d9ad

1 files changed, 7 insertions, 0 deletions

diff --git a/lib/sqlalchemy/testing/requirements.py b/lib/sqlalchemy/testing/requirements.py
index 7cef9284e..9f0f87bb6 100644
--- a/lib/sqlalchemy/testing/requirements.py
+++ b/lib/sqlalchemy/testing/requirements.py
@@ -913,6 +913,13 @@ class SuiteRequirements(Requirements):
         return exclusions.open()
 
     @property
+    def independent_connections(self):
+        """
+        Target must support simultaneous, independent database connections.
+        """
+        return exclusions.open()
+
+    @property
     def skip_mysql_on_windows(self):
         """Catchall for a large variety of MySQL on Windows failures"""
         return exclusions.open()