Add .NET Core SDK setup to CI workflow

Added setup for .NET Core SDK versions 8.0.x, 9.0.x, and 10.0.x.

Author: w-ahmad

.github/workflows/ci-build.yml

@@ -19,6 +19,14 @@ jobs:
 
     - name: Setup MSBuild.exe
       uses: microsoft/setup-msbuild@v2
+      
+    - name: Setup .NET Core SDK
+      uses: actions/setup-dotnet@v5.0.1
+      with:
+        dotnet-version: |
+          8.0.x
+          9.0.x
+          10.0.x
     
     - name: Build
       run: |