ci: split test and validate workflow (#413)

* ci: split test and validate workflow

* ci: concurrency check

---------

Co-authored-by: CrazyMax <crazy-max@users.noreply.github.com>

.github/workflows/ci.yml

@@ -1,8 +1,12 @@
 name: ci
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   schedule:
-    - cron: '0 10 * * *' # everyday at 10am
+    - cron: '0 10 * * *'
   workflow_dispatch:
   push:
     branches:
@@ -11,9 +15,6 @@ on:
     tags:
       - 'v*'
   pull_request:
-    branches:
-      - 'master'
-      - 'releases/v*'
 
 jobs:
   ci: