Bump actions/upload-artifact from 4.3.4 to 4.3.6 (#68)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4.3.4 to 4.3.6.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4.3.4...v4.3.6)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/GenerateReleaseZip.yml

@@ -61,7 +61,7 @@ jobs:
     # whatever you want. It will not upload any empty directories, those with only
     # hidden files will also be excluded.
     - name: Upload Mod Artifacts (RW ${{ matrix.rimworld-version }})
-      uses: actions/[email protected].4
+      uses: actions/[email protected].6
       with:
         name: build-${{ matrix.rimworld-version }}
         retention-days: 1
@@ -99,7 +99,7 @@ jobs:
         zip -r ./${{ env.MOD_NAME }}.zip ./${{ env.MOD_NAME }}/*
 
     - name: Upload Mod Zip Artifact
-      uses: actions/[email protected].4
+      uses: actions/[email protected].6
       with:
         name: ${{ env.MOD_NAME }}
         path: ${{ env.MOD_PATH }}.zip