chore(deps): bump actions/upload-artifact from 4 to 5 (MapleStoryUnity#27)

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 5.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v4...v5)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/build.yml

@@ -51,7 +51,7 @@ jobs:
           unityVersion: ${{ env.UNITY_VERSION }}
           testMode: all
           customParameters: "-nographics"
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: Test results (all modes)
           path: ${{ steps.testRunner.outputs.artifactsPath }}
@@ -97,7 +97,7 @@ jobs:
           unityVersion: ${{ env.UNITY_VERSION }}
           targetPlatform: ${{ matrix.targetPlatform }}
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v5
         with:
           name: Build
           path: build

.github/workflows/license.yml

@@ -28,7 +28,7 @@ jobs:
 
       # Upload artifact (Unity_v20XX.X.XXXX.alf)
       - name: Expose as artifact
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: ${{ steps.alfFile.outputs.filePath }}
           path: ${{ steps.alfFile.outputs.filePath }}