.github: top-level: Soften push rules, remove rpi-

Run on ci and .github changes, remove rpi- from the list of branches,
since the branch has its own top-level.yml.

Signed-off-by: Jorge Marques <jorge.marques@analog.com>

Author: gastmaier

.github/workflows/top-level.yml

@@ -3,17 +3,12 @@ name: Kernel build
 on:
   push:
     branches:
-      - main
-      - ci/*
-      - rpi-6.12.y
+      - 'main'
+      - 'ci/*'
     paths-ignore:
-      - '.github/**'
-      - 'ci/**'
       - 'docs/**'
   pull_request:
     paths-ignore:
-      - '.github/**'
-      - 'ci/**'
       - 'docs/**'
 
 jobs: