Update astral-sh/ruff-action action to v4

Author: renovate[bot]

.github/workflows/linting.yml

@@ -8,10 +8,10 @@ jobs:
     steps:
       - uses: actions/checkout@v6
       - name: Linting
-        uses: astral-sh/ruff-action@v3
+        uses: astral-sh/ruff-action@v4.1.0
         with:
           args: check
       - name: Check Formatting
-        uses: astral-sh/ruff-action@v3
+        uses: astral-sh/ruff-action@v4.1.0
         with:
           args: format --check