fix(ci): install wasm-tools workload for Blazor WASM build

The CI runner defaults to .NET 10 SDK which requires the wasm-tools-net9
workload to build the Blazor WebAssembly project targeting net9.0.

Author: lzinga

.github/workflows/ci.yml

@@ -22,6 +22,9 @@ jobs:
       with:
         dotnet-version: ${{ env.DOTNET_VERSION }}
 
+    - name: Install .NET workloads
+      run: dotnet workload install wasm-tools
+
     - name: Cache NuGet packages
       uses: actions/cache@v4
       with: