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/

Signed-off-by: Stephen Finucane <stephenfin@redhat.com>
Change-Id: I6b84ecb57cc84601d8c8bfbc37ec2f9b54dca879
(cherry picked from commit b8f9e6a831)

.zuul.yaml

@@ -7,7 +7,6 @@
       - check-requirements
     check:
       jobs:
-        - aodh-tox-py311-with-sqlalchemy-2x
         - aodh-tempest-plugin-mysql
         - aodh-tempest-plugin-postgresql
         - telemetry-dsvm-integration:
@@ -56,21 +55,6 @@
         - telemetry-dsvm-integration-centos-9s-fips:
             irrelevant-files: *aodh-irrelevant-files
 
-- job:
-    name: aodh-tox-py311-with-sqlalchemy-2x
-    parent: openstack-tox-py311
-    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: ^master$
-    required-projects:
-      - name: github.com/sqlalchemy/sqlalchemy
-        override-checkout: main
-      - name: github.com/sqlalchemy/alembic
-        override-checkout: main
-      - name: openstack/oslo.db
-
 - job:
     name: aodh-tempest-plugin-postgresql
     parent: telemetry-tempest-base