chore: remove .net 6 (#124)

Author: mattjohnsonpint

.github/workflows/build.yaml

@@ -17,15 +17,7 @@ jobs:
 
     steps:
         - name: Checkout
-          uses: actions/checkout@v4
-
-        - name: Install .NET SDKs
-          uses: actions/setup-dotnet@v4
-          with:
-            dotnet-version: |
-              6.0.x
-              8.0.x
-              9.0.x
+          uses: actions/checkout@v5
 
         - name: Restore
           run: dotnet restore --nologo

.github/workflows/release.yaml

@@ -13,15 +13,7 @@ jobs:
 
     steps:
         - name: Checkout
-          uses: actions/checkout@v4
-
-        - name: Install .NET SDKs
-          uses: actions/setup-dotnet@v4
-          with:
-            dotnet-version: |
-              6.0.x
-              8.0.x
-              9.0.x
+          uses: actions/checkout@v5
 
         - name: Restore
           run: dotnet restore --nologo
@@ -42,7 +34,7 @@ jobs:
           run: dotnet nuget push -s https://api.nuget.org/v3/index.json -k ${{secrets.NUGET_API_KEY}} **/*.nupkg
 
         - name: Archive Artifacts
-          uses: actions/upload-artifact@v4
+          uses: actions/upload-artifact@v5
           with:
             name: nuget-packages
             path: src/**/Release/*.*nupkg

src/TimeZoneNames/TimeZoneNames.csproj

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <Description>Provides localized time zone names.</Description>
     <Authors>Matt Johnson-Pint</Authors>
-    <TargetFrameworks>netstandard2.0;netstandard2.1;net462;net6.0;;net8.0;net9.0;</TargetFrameworks>
+    <TargetFrameworks>netstandard2.0;netstandard2.1;net462;net8.0;net9.0;</TargetFrameworks>
     <PackageId>TimeZoneNames</PackageId>
     <PackageTags>timezone;time;zone;time zone;iana;tzdb;olson;timezoneinfo;globalization;international;localization</PackageTags>
     <PackageProjectUrl>https://github.com/mattjohnsonpint/TimeZoneNames</PackageProjectUrl>