Update target framwork

Author: trumank

.github/workflows/build.yml

@@ -21,10 +21,10 @@ jobs:
       - uses: actions/checkout@v3
         with:
           submodules: recursive
-      - name: Setup .NET Core SDK 8.x
+      - name: Setup .NET Core SDK 9.x
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '8.x'
+          dotnet-version: '9.x'
       - name: Install dependencies
         run: dotnet restore
       - name: Build

kismet-analyzer.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <RootNamespace>kismet_analyzer</RootNamespace>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>