Bump actions/upload-artifact from 3 to 4

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

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/CI.yml

@@ -47,13 +47,13 @@ jobs:
         7z a HolzShots.zip ".\src\HolzShots\bin\$env:CONFIGURATION\net8.0-windows\win-x64\*.manifest"
         sha256sum HolzShots.zip > sha256sums.txt
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: startsWith(github.ref, 'refs/tags/v')
       with:
         name: HolzShots.zip
         path: HolzShots.zip
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       if: startsWith(github.ref, 'refs/tags/v')
       with:
         name: sha256sums.txt
@@ -107,7 +107,7 @@ jobs:
         shell: bash
         run: echo "::set-output name=file::$(ls holzshots*.nupkg)"
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: holzshots.nupkg
           path: ${{ steps.get_choco_package.outputs.file }}