chore(licensechecker.yaml): check license on pr only (#193)

Co-authored-by: Kajetan Rachwał <[email protected]>

.github/workflows/licensechecker.yaml

@@ -1,5 +1,5 @@
 name: Check License Lines
-on: [push, pull_request]
+on: [pull_request]
 jobs:
   check-license-lines:
     runs-on: ubuntu-24.04