ci: remove upgrade testing from 4.3

We need to drop 4.3 upgrade testing in 4.4 stable
branch so that we can test Python 3.9 - it's unlikely
we will ever introduce a change that could affect upgrading
at this stage as we prepare for newer versions that is tested.

.github/workflows/gnocchi.yml

@@ -110,8 +110,6 @@ jobs:
           - py36
           - py38
         env:
-          - mysql-ceph-upgrade-from-4.3
-          - postgresql-file-upgrade-from-4.3
           - mysql-file
           - mysql-swift
           - mysql-s3
@@ -121,8 +119,6 @@ jobs:
           - postgresql-s3
           - postgresql-ceph
         exclude:
-          - env: mysql-ceph-upgrade-from-4.3
-            python: py36
           - env: mysql-ceph
             python: py36
           - env: postgresql-ceph

.mergify.yml

@@ -4,15 +4,12 @@ queue_rules:
     - check-success=doc (docs)
     - check-success=doc (docs-gnocchi-web)
     - check-success=check (pep8)
-    - check-success=test (py36, postgresql-file-upgrade-from-4.3)
     - check-success=test (py36, mysql-file)
     - check-success=test (py36, mysql-swift)
     - check-success=test (py36, mysql-s3)
     - check-success=test (py36, postgresql-file)
     - check-success=test (py36, postgresql-swift)
     - check-success=test (py36, postgresql-s3)
-    - check-success=test (py38, mysql-ceph-upgrade-from-4.3)
-    - check-success=test (py38, postgresql-file-upgrade-from-4.3)
     - check-success=test (py38, mysql-file)
     - check-success=test (py38, mysql-swift)
     - check-success=test (py38, mysql-s3)
@@ -34,15 +31,12 @@ pull_request_rules:
     - check-success=doc (docs)
     - check-success=doc (docs-gnocchi-web)
     - check-success=check (pep8)
-    - check-success=test (py36, postgresql-file-upgrade-from-4.3)
     - check-success=test (py36, mysql-file)
     - check-success=test (py36, mysql-swift)
     - check-success=test (py36, mysql-s3)
     - check-success=test (py36, postgresql-file)
     - check-success=test (py36, postgresql-swift)
     - check-success=test (py36, postgresql-s3)
-    - check-success=test (py38, mysql-ceph-upgrade-from-4.3)
-    - check-success=test (py38, postgresql-file-upgrade-from-4.3)
     - check-success=test (py38, mysql-file)
     - check-success=test (py38, mysql-swift)
     - check-success=test (py38, mysql-s3)