Remove SQLAlchemy tips jobs

The most recent SQLAlchemy and Alembic versions are now in
upper-constraints. As a result, this job has served its purpose and can
be removed. For more information, see [1].

[1] https://lists.openstack.org/archives/list/openstack-discuss@lists.openstack.org/thread/RBHXHTO3GUOOXVSZXD4C2O3TKDOH2QSC/

Change-Id: I68f786d4125e00708c45fcb81fc1ff9cbe059f27
Signed-off-by: Stephen Finucane <stephenfin@redhat.com>
Depends-on: https://review.opendev.org/c/openstack/requirements/+/879743

.zuul.yaml

@@ -1,21 +1,3 @@
-# Temporary job until SQLAlchemy 2.0 is no longer blocked by upper-requirements
-- job:
-    name: taskflow-tox-py310-with-sqlalchemy-2x
-    parent: openstack-tox-py310
-    description: |
-      Run unit tests with main branch of SQLAlchemy, alembic and oslo.db.
-      Takes advantage of the base tox job's install-siblings feature.
-    # The job only tests the latest and shouldn't be run on the stable branches
-    branches:
-      regex: ^stable/.*$
-      negate: true
-    required-projects:
-      - name: github.com/sqlalchemy/sqlalchemy
-        override-checkout: main
-      - name: github.com/sqlalchemy/alembic
-        override-checkout: main
-      - name: openstack/oslo.db
-
 - job:
     name: taskflow-functional
     parent: openstack-tox
@@ -42,9 +24,7 @@
       - release-notes-jobs-python3
     check:
       jobs:
-        - taskflow-tox-py310-with-sqlalchemy-2x
         - taskflow-functional-redis
     gate:
       jobs:
-        - taskflow-tox-py310-with-sqlalchemy-2x
         - taskflow-functional-redis