github/workflows: simplify project-checks.yaml

In addition to simplification this is required for the docs and bh-pages
checks to be able to run.

.github/workflows/project-checks.yaml

@@ -20,23 +20,16 @@ jobs:
     runs-on: ubuntu-22.04
     timeout-minutes: 5
     steps:
-      - name: Set env
-        shell: bash
-        run: |
-          echo "GOPATH=${{ github.workspace }}" >> $GITHUB_ENV
-          echo "${{ github.workspace }}/bin" >> $GITHUB_PATH
       - uses: actions/checkout@v3
         with:
-          path: src/github.com/containerd/nri-plugin-collection
-          fetch-depth: 25
+          fetch-depth: 0
       - uses: actions/setup-go@v3
         with:
           go-version: ${{ env.GO_VERSION }}
 
       - name: make verify
         run: |
           make verify
-        working-directory: src/github.com/containerd/nri-plugin-collection
 
       - name: Build docs
         run: |