remove postgres GH action

.github/workflows/CI-3p-postgresql.yml

@@ -1,22 +0,0 @@
-name: CI-3p-postgresql
-run-name: '${{ github.event.workflow_run && github.event.workflow_run.head_branch || github.ref_name }} ${{ github.workflow }} ${{ github.event.workflow_run && github.event.workflow_run.head_sha || github.sha }}'
-
-on:
-  workflow_dispatch:
-  workflow_run:
-    workflows: [ CI-trigger ]
-    types: [ completed ]
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.workflow_run && github.event.workflow_run.head_branch || github.ref_name }}
-  cancel-in-progress: true
-
-jobs:
-  run:
-    if: ${{ github.event.workflow_run && github.event.workflow_run.conclusion == 'success' || ! github.event.workflow_run }}
-    uses: sysown/proxysql/.github/workflows/ci-3p-postgresql.yml@GH-Actions
-    secrets: inherit
-    with:
-      trigger: ${{ toJson(github) }}
-      infradb: ${{ vars.MATRIX_3P_POSTGRESQL_infradb_pgsql }}
-      connector: ${{ vars.MATRIX_3P_POSTGRESQL_connector_pgsql }}