CI: Update github actions

Author: rhaschke

.github/workflows/ci.yaml

@@ -42,7 +42,7 @@ jobs:
     name: "${{ matrix.env.ROS_DISTRO }}${{ matrix.env.NAME && ' • ' || ''}}${{ matrix.env.NAME }}${{ matrix.env.CATKIN_LINT && ' • catkin_lint' || ''}}${{ matrix.env.CLANG_TIDY && ' • clang-tidy' || '' }}"
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
 
       - name: Cache ccache
         uses: rhaschke/cache@main
@@ -61,7 +61,7 @@ jobs:
         env: ${{ matrix.env }}
 
       - name: Upload clang-tidy fixes (on failure)
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         if: failure() && steps.ici.outputs.clang_tidy_checks
         with:
           name: clang-tidy-fixes.yaml

.github/workflows/format.yaml

@@ -13,7 +13,7 @@ jobs:
     name: pre-commit
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           submodules: recursive
       - name: Install clang-format

.pre-commit-config.yaml

@@ -29,7 +29,7 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/psf/black
-    rev: 25.1.0
+    rev: 26.3.1
     hooks:
       - id: black
         args: ["--line-length", "100"]