Chore: Bump actions/cache from 5.0.5 to 6.1.0

action.yaml

@@ -50,12 +50,12 @@
   steps:
     - name: 'Setup action/environment'
       shell: bash
       run: |
         # Setup action/environment
         if [ -z "${{ inputs.python_version }}" ]; then
           echo 'Error: Python version was not provided ❌'; exit 1
         else
           echo "Using Python: ${{ inputs.python_version }} 🐍"
         fi
 
         # Handle path_prefix input consistently and when absent
@@ -84,7 +84,7 @@
         python-version: ${{ inputs.python_version }}
 
     - name: 'Cache Python dependencies'
-      uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae # v4.0.2
+      uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 # v4.0.2
       with:
         path: |
           ~/.cache/pip
@@ -123,13 +123,13 @@
         fi
 
         # Set appropriate flags to nbmake
         if [ -n "${{ inputs.nbmake_kernel }}" ]; then
           echo "Forcing use of a custom kernel: ${{ inputs.nbmake_kernel }} 💬"
           echo "kernel_flags=--nbmake-kernel=${{ inputs.nbmake_kernel }}" \
             >> "$GITHUB_ENV"
         fi
         # Set flags for parallel testing
         if [ "${{ inputs.parallel_tests }}" = 'true' ]; then
           echo "flags=-n=auto" >> "$GITHUB_ENV"
         fi
 
@@ -154,8 +154,8 @@
       shell: bash
       run: |
         # Install parallel test tool
         echo "Installing custom nbmake kernel: ${{ inputs.nbmake_kernel }} ⬇️"
         python -m ipykernel install --user --name "${{ inputs.nbmake_kernel }}"
 
     - name: 'Build/test Jupyter Notebooks'
       shell: bash
@@ -164,7 +164,7 @@
         echo 'Searching repository for Jupyter Notebooks'
         find "${{ env.path_prefix }}/" -name '*.ipynb'
         if [ $? -eq 0 ]; then
           if [ "f${{ inputs.permit_fail }}" = 'ftrue' ]; then
             echo 'Warning: flag set to permit test failures ⚠️'
             pytest --nbmake \
               ${{ inputs.pytest_flags }} \