Bump actions/upload-artifact from 5 to 6 in the github-actions group

Bumps the github-actions group with 1 update: [actions/upload-artifact](https://github.com/actions/upload-artifact).


Updates `actions/upload-artifact` from 5 to 6
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: github-actions
...

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

Author: dependabot[bot]

.github/workflows/alpha.yaml

@@ -86,7 +86,7 @@ jobs:
             qbittorrentofficial/qbittorrent-nox:alpha
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: qbittorrent-nox_alpha_${{ steps.set-variables.outputs.PLATFORM_NAME }}
           path: qbittorrent-nox_alpha_${{ steps.set-variables.outputs.PLATFORM_NAME }}

.github/workflows/ci.yaml

@@ -86,7 +86,7 @@ jobs:
             qbittorrent-nox_${{ steps.set-variables.outputs.PLATFORM_NAME }}:devel
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: qbittorrent-nox_devel_${{ steps.set-variables.outputs.PLATFORM_NAME }}
           path: qbittorrent-nox_devel_${{ steps.set-variables.outputs.PLATFORM_NAME }}

.github/workflows/release.yaml

@@ -103,7 +103,7 @@ jobs:
             qbittorrentofficial/qbittorrent-nox:${{ env.QBT_VERSION }}
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: qbittorrent-nox_${{ env.QBT_VERSION }}_${{ steps.set-variables.outputs.PLATFORM_NAME }}
           path: qbittorrent-nox_${{ env.QBT_VERSION }}_${{ steps.set-variables.outputs.PLATFORM_NAME }}