also update yml files

.github/workflows/build.yml

@@ -21,7 +21,7 @@ jobs:
       - name: Set up .NET
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
             
       - name: Install dependencies
         run: dotnet restore

.github/workflows/release.yml

@@ -129,7 +129,7 @@ jobs:
       - name: Set up .NET 7
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/test-ui.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Set up .NET
         uses: actions/setup-dotnet@v3
         with:
-          dotnet-version: '7.0.x'
+          dotnet-version: '8.0.x'
 
       - name: Install dependencies
         run: dotnet restore

.github/workflows/version-bump.yml

@@ -25,7 +25,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v2
         with:
-          dotnet-version: 6.0.x
+          dotnet-version: '8.0.x'
 
       - name: Bump versions
         uses: SiqiLu/dotnet-bump-version@2.0.0