.net 10 updates

Author: pwelter34

.github/workflows/dotnet.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Install .NET Core
         uses: actions/setup-dotnet@v5
         with:
-          dotnet-version: 9.x
+          dotnet-version: 10.x
 
       - name: Restore Dependencies
         run: dotnet restore

README.md

@@ -16,7 +16,6 @@ A HMAC (Hash-based Message Authentication Code) authentication system for ASP.NE
 - **Secure HMAC-SHA256 authentication** with timestamp validation
 - **Easy integration** with ASP.NET Core authentication system
 - **Client library included** for .NET HttpClient integration
-- **Cross-platform** compatible (.NET 8.0 and .NET 9.0)
 - **Request replay protection** with configurable time windows
 - **Highly configurable** key providers and validation options