Prevent duplicate actions

Author: canvural

.github/workflows/tests.yml

@@ -1,6 +1,13 @@
 name: "Tests"
 
-on: ['push', 'pull_request']
+on:
+  push:
+    # Prevent duplicating jobs on PR-s from local branches
+    branches:
+      - "master"
+  pull_request:
+  schedule:
+    - cron: "0 0 * * *"
 
 env:
   MIN_COVERED_MSI: 88