ci: run on push only for main

Signed-off-by: Jan Larwig <jan@larwig.com>

Author: tuunit

.github/workflows/lint.yml

@@ -2,6 +2,8 @@ name: Lint
 
 on:
   push:
+    branches:
+      - main
   pull_request:
 
 permissions: {}

.github/workflows/test.yml

@@ -2,6 +2,8 @@ name: Tests
 
 on:
   push:
+    branches:
+      - main
   pull_request:
 
 permissions: {}