Avoid CI running multiple times

Author: RedMser

.github/workflows/runner.yml

@@ -1,5 +1,9 @@
 name: 🔗 GHA
-on: [push, pull_request]
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
 
 concurrency:
   group: ci-${{github.actor}}-${{github.head_ref || github.run_number}}-${{github.ref}}-runner