Fix detection of workflow failures in the release script. (#18211)

If one workflow is successful and one fails, currently that is reported
as success.

---------

Signed-off-by: Olivier 'reivilibre <oliverw@matrix.org>

changelog.d/18211.misc

+Fix detection of workflow failures in the release script.
\ No newline at end of file

scripts-dev/release.py

@@ -592,7 +592,7 @@ def _wait_for_actions(gh_token: Optional[str]) -> None:
         if all(
             workflow["status"] != "in_progress" for workflow in resp["workflow_runs"]
         ):
-            success = (
+            success = all(
                 workflow["status"] == "completed" for workflow in resp["workflow_runs"]
             )
             if success: