Fix homebrew git failures (#7)

.github/workflows/tests.yml

@@ -22,8 +22,6 @@ env:
  NIGHTLY_DDEV_PR_URL: "https://nightly.link/ddev/ddev/actions/runs/1720215802/ddev-linux-amd64.zip"
  # Allow ddev get to use a github token to prevent rate limiting by tests
  DDEV_GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
- # Allow `--HEAD` flag when running tests against HEAD
- HOMEBREW_NO_INSTALL_FROM_API: 1
 
 jobs:
  tests:
@@ -41,7 +39,9 @@ jobs:
 
  steps:
  - uses: actions/checkout@v2
- - run: echo "/home/linuxbrew/.linuxbrew/bin:/home/linuxbrew/.linuxbrew/sbin" >> $GITHUB_PATH
+ - name: Set up Homebrew
+ id: set-up-homebrew
+ uses: Homebrew/actions/setup-homebrew@master
  - name: Environment setup
  run: |
  brew install bats-core mkcert