Revert "Split CI workflow to prevent schedule inactivity from pausing push/PR builds (#1629)"

This reverts commit 900cc1f.

Author: tsegismont

.github/workflows/schedule-4.x.yml .github/workflows/ci-4.x.yml.github/workflows/schedule-4.x.yml renamed to .github/workflows/ci-4.x.yml

@@ -1,10 +1,16 @@
 name: vertx-sql-client (5.x-stable)
 on:
+  push:
+    branches:
+      - '5.[0-9]+'
+  pull_request:
+    branches:
+      - '5.[0-9]+'
   schedule:
     - cron: '0 6 * * *'
 jobs:
   CI-CD:
     uses: ./.github/workflows/ci-matrix-5.x.yml
     secrets: inherit
     with:
-      branch: ${{ github.event_name == 'schedule' && vars.VERTX_5_STABLE_BRANCH || github.ref_name }}
+      branch: ${{ github.event_name == 'schedule' && vars.VERTX_5_STABLE_BRANCH || github.event.pull_request.head.sha || github.ref_name }}

.github/workflows/schedule-5.x-stable.yml .github/workflows/ci-5.x-stable.yml.github/workflows/schedule-5.x-stable.yml renamed to .github/workflows/ci-5.x-stable.yml

@@ -3,11 +3,11 @@ on:
   push:
     branches:
       - master
-      - '5.[0-9]+'
   pull_request:
     branches:
       - master
-      - '5.[0-9]+'
+  schedule:
+    - cron: '0 5 * * *'
 jobs:
   CI-CD:
     uses: ./.github/workflows/ci-matrix-5.x.yml