github/workflows/lint: update astral-sh/ruff-action to v3

This enables GitHub style output, along with other improvements.

.github/workflows/lint.yml

@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - uses: astral-sh/ruff-action@v2
+      - uses: astral-sh/ruff-action@v3
         with:
           src: ". TOOLS/umpv"