updates version of githuib actions

Author: ihor-biletskyi

.github/workflows/ci.yml

@@ -50,7 +50,7 @@ jobs:
         working-directory: ./src/EPiServer.ContentDelivery.NodeProxy
         run: dotnet pack --no-build --configuration $env:buildConfiguration --version-suffix $env:versionSuffix
       - name: Archive packages
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: packages
           path: artifacts/**/*.nupkg
@@ -65,7 +65,7 @@ jobs:
       DOTNET_NOLOGO: 1
     steps:
       - name: Download artifacts
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: packages
       - name: Publish to Github Packages

.github/workflows/nuget-release.yml

@@ -26,7 +26,7 @@ jobs:
         working-directory: ./src/EPiServer.ContentDelivery.NodeProxy
         run: dotnet pack --no-build --configuration $env:buildConfiguration
       - name: Archive packages
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: packages
           path: artifacts/**/*.nupkg