Update actions/upload-artifact action to v3 (#90)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -68,14 +68,14 @@ jobs:
         if: ${{ matrix.os == 'ubuntu-latest' }}
 
       - name: 🔼 Upload packages as artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         if: ${{ matrix.os == 'ubuntu-latest' }}
         with:
           name: nuget
           path: artifacts/nuget/
 
       - name: 🔼 Upload global.json as artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         if: ${{ matrix.os == 'ubuntu-latest' }}
         with:
           name: global-json

.github/workflows/release.yml

@@ -49,13 +49,13 @@ jobs:
         run: dotnet pack --configuration Release --no-build
 
       - name: 🔼 Upload packages as artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: nuget
           path: artifacts/nuget/
 
       - name: 🔼 Upload global.json as artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v3
         with:
           name: global-json
           path: global.json