checkout repo before using nvmrc

.github/workflows/build.yaml

@@ -71,6 +71,9 @@ jobs:
     needs: build
     runs-on: ubuntu-latest
     steps:
+    - uses: actions/checkout@v4
+      with:
+        fetch-depth: 0
     # install Chrome first, so the correct version of webdriver can be installed by chromedriver when setting up the repo
     - name: install Chrome stable
       run: |