GH: test if simplified gopls install now works

.github/workflows/pytest.yml

@@ -25,9 +25,7 @@ jobs:
       # Writing to this file adds the directory to the PATH for subsequent steps
       - name: Install gopls
         shell: bash
-        run: |
-          go install golang.org/x/tools/gopls@latest
-          echo "$HOME/go/bin" >> $GITHUB_PATH
+        run: go install golang.org/x/tools/gopls@latest
       - name: Install uv
         shell: bash
         run: curl -LsSf https://astral.sh/uv/install.sh | sh