Update deploy.yml

Author: mckaragoz

.github/workflows/deploy.yml

@@ -6,11 +6,13 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: 🚚 Get latest code
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
     - name: Setup .NET Core
-      uses: actions/setup-dotnet@v3.2.0
+      uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x
+        dotnet-version: |
+          8.0.x
+          9.0.x
     - name: Install dependencies
       run: dotnet restore
     - name: Build with dotnet