Merge pull request #35 from dotnet-campus/t/walterlv/csharp-13

支持 C#13 语法

Author: lindexi

.github/workflows/nuget-tag-publish.yml

@@ -13,11 +13,6 @@ jobs:
     steps:
     - uses: actions/checkout@v1
 
-    - name: Setup .NET Core
-      uses: actions/setup-dotnet@v1
-      with:
-        dotnet-version: 8.0.300
-
     - name: Install dotnet tool
       run: dotnet tool install -g dotnetCampus.TagToVersion
 
@@ -30,7 +25,7 @@ jobs:
     - name: Install Nuget
       uses: nuget/setup-nuget@v1
       with:
-        nuget-version: '5.x'
+        nuget-version: '6.x'
 
     - name: Add private GitHub registry to NuGet
       run: |