Update to actions/cache@v4

Author: razor-x

.github/actions/setup/action.yml

@@ -20,15 +20,15 @@ runs:
   using: composite
   steps:
     - name: Setup Poetry cache on Linux
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       if: runner.os == 'Linux'
       with:
         key: poetry-${{ inputs.poetry_version }}-${{ inputs.python_version }}-${{ runner.os }}-${{ runner.arch }}
         path: |
           ~/.local/bin
           ~/.local/share/pypoetry
     - name: Setup Poetry cache on macOS
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       if: runner.os == 'macOS'
       with:
         key: poetry-${{ inputs.poetry_version }}-${{ inputs.python_version }}-${{ runner.os }}-${{ runner.arch }}