Fix cache argument

Author: psomhorst

.github/actions/install_eitprocessing_uv/action.yml

@@ -41,7 +41,7 @@ runs:
     - name: Install uv and set the python version
       uses: astral-sh/setup-uv@v6
       with:
-        cache: true
+        enable-cache: true
     - name: Install the project
       run: uv sync --locked ${{ inputs.dependencies }}
       shell: bash