Move the action to a more discoverable location, improve isolation

Author: lcartey

.github/actions/apply-coding-standards-configuration/action.yml renamed to apply-configuration/action.yml

@@ -6,12 +6,14 @@ runs:
   using: composite
   steps:
     - name: Install Python
+      id: cs-install-python
       uses: actions/setup-python@v5
       with:
         python-version: 3.9
+        update-environment: false
     - name: Install dependencies
       shell: bash
-      run: python -m pip install -r ${GITHUB_ACTION_PATH}/../../../scripts/configuration/requirements.txt
+      run: ${{ steps.cs-install-python.outputs.python-path }} -m pip install -r ${GITHUB_ACTION_PATH}/../scripts/configuration/requirements.txt
     - name: Process files
       shell: bash
-      run: python ${GITHUB_ACTION_PATH}/../../../scripts/configuration/process_coding_standards_config.py
+      run: ${{ steps.cs-install-python.outputs.python-path }} ${GITHUB_ACTION_PATH}/../scripts/configuration/process_coding_standards_config.py