Update gatsby-publish.yaml

.github/workflows/gatsby-publish.yaml

@@ -11,16 +11,12 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: macos-latest
     steps:
       - name: Checkout the current code
         uses: actions/checkout@v3
       - name: Setup the git user as the Actions user
         uses: fregante/setup-git-user@v2
-      - name: install homebrew.
-        run: /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
-      - name: put brew command in Path
-        run: echo "export PATH=/opt/homebrew/bin:$PATH" >> ~/.bash_profile && source ~/.bash_profile
       - name: Install the most recent Node.js version.
         run: brew install node@10
       - name: link node.