Install homebrew on github runner

Author: ZachNagengast

.github/workflows/lint.yml

@@ -14,6 +14,10 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v3
 
+      - name: Set up Homebrew
+        id: set-up-homebrew
+        uses: Homebrew/actions/setup-homebrew@master
+
       - name: Setup environment
         run: |
           make setup