Update stockfish.yml

Author: Belzedar94

.github/workflows/stockfish.yml

@@ -1,14 +1,8 @@
 name: Stockfish
 on:
   push:
-    branches:
-      - master
-      - tools
-      - github_ci
   pull_request:
-    branches:
-      - master
-      - tools
+
 jobs:
   Stockfish:
     name: ${{ matrix.config.name }}