Bump actions/upload-artifact from 3 to 4 (#1101)

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

@@ -32,7 +32,7 @@ jobs:
       - name: Pack solution [Release]
         run: dotnet pack --no-restore --no-build -c Release -p:VersionSuffix=$GITHUB_RUN_NUMBER -o out
       - name: Upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Nuget packages
           path: |