L1-223 Rework check PR title (#1737)

# Description

* Incorporate `check PR title` job into main PR pipeline. 
* Use of Cardinal-Cryptography/github-actions#53
PR

## Type of change

Please delete options that are not relevant.

- New feature (non-breaking change which adds functionality)

# Checklist:


https://github.com/Cardinal-Cryptography/aleph-node/actions/runs/9157713305/job/25174644543

.github/workflows/on-pull-request-commit.yml

@@ -13,6 +13,16 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  check-pr-title:
+    name: Check PR title
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Check PR title
+        uses: Cardinal-Cryptography/github-actions/check-pr-title@v7
+        with:
+          pr-title: ${{ github.event.pull_request.title }}
+          regexp: '(A0|L1)-[0-9]+'
+
   code-formatting:
     name: Check code formatting
     uses: ./.github/workflows/_check-code-formatting.yml