ci(Unit Tests): add new step to show the grabbed PHPUnit version.

Author: yCodeTech

.github/workflows/unit-tests.yml

@@ -135,6 +135,9 @@ jobs:
         id: phpunit_version
         run: echo "VERSION=$(vendor/bin/phpunit --version | grep --only-matching --max-count=1 --extended-regexp '\b[0-9]+\.[0-9]+')" >> "$GITHUB_OUTPUT"
 
+      - name: "DEBUG: Show grabbed PHPUnit version"
+        run: echo ${{ steps.phpunit_version.outputs.VERSION }}
+
       - name: Determine PHPUnit config file to use
         id: phpunit_config
         shell: bash