Update build.yml

.github/workflows/build.yml

@@ -3,15 +3,15 @@ name: Build Windows Binary
 on:
   push:
     branches:
-      - main
+      - master
 
 jobs:
   build:
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@v4
       - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+        uses: ruby/setup-ruby@55283cc23133118229fd3f97f9336ee23a179fcf
         with:
           ruby-version: '3.3'
       - name: Install ocra