Bump the actions group with 2 updates

Bumps the actions group with 2 updates: [hynek/build-and-inspect-python-package](https://github.com/hynek/build-and-inspect-python-package) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `hynek/build-and-inspect-python-package` from 1 to 2
- [Release notes](https://github.com/hynek/build-and-inspect-python-package/releases)
- [Changelog](https://github.com/hynek/build-and-inspect-python-package/blob/main/CHANGELOG.md)
- [Commits](hynek/build-and-inspect-python-package@v1...v2)

Updates `actions/download-artifact` from 3 to 4
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v4)

---
updated-dependencies:
- dependency-name: hynek/build-and-inspect-python-package
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/download-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/wheels.yml

@@ -15,7 +15,7 @@ jobs:
     - uses: actions/checkout@v4
       with:
         submodules: true
-    - uses: hynek/build-and-inspect-python-package@v1
+    - uses: hynek/build-and-inspect-python-package@v2
 
   publish:
     needs: [build_wheels]
@@ -25,7 +25,7 @@ jobs:
     if: github.event_name == 'release' && github.event.action == 'published'
 
     steps:
-    - uses: actions/download-artifact@v3
+    - uses: actions/download-artifact@v4
       with:
         name: Packages
         path: dist
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/download-artifact@v3
+    - uses: actions/download-artifact@v4
       with:
         name: Packages
         path: dist