echo perltidy version in linting workflow

Author: oalders

.github/workflows/test.yml

@@ -40,6 +40,7 @@ jobs:
         run: ./bin/install-precious /usr/local/bin
         env:
           GITHUB_TOKEN: ${{ github.token }}
+      - run: perltidy --version
       - name: Select files
         id: select-files
         run: |