Update workflow to use latest actions and .NET versions

Upgraded actions/checkout and actions/setup-dotnet to v5. Updated .NET setup to include versions 8.0.x and 10.0.x for broader compatibility and future-proofing.

Author: zeusongit

.github/workflows/main.yml

@@ -14,12 +14,14 @@ jobs:
 
     steps:
       - name: Check out code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up .NET
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: '6.0.x'
+          dotnet-version: |
+            8.0.x
+            10.0.x
 
       - name: Build
         run: |