Switch Cli to only net6.0 and Core to net6.0 and net7.0

Author: Jericho

src/GitReleaseManager.Cli/GitReleaseManager.Cli.csproj

@@ -3,7 +3,7 @@
         <LangVersion>8.0</LangVersion>
         <OutputType>Exe</OutputType>
         <AssemblyName>GitReleaseManager</AssemblyName>
-        <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
+        <TargetFrameworks>net6.0</TargetFrameworks>
         <Title>GitReleaseManager.Cli</Title>
         <Description>Create release notes in markdown given a milestone</Description>
         <IsPackable>false</IsPackable>

src/GitReleaseManager.Core/GitReleaseManager.Core.csproj

@@ -4,7 +4,7 @@
     <Import Project="$(MSBuildExtensionsPath)\Microsoft\VisualStudio\v15.0\TextTemplating\Microsoft.TextTemplating.targets" Condition="Exists('$(MSBuildExtensionsPath)\Microsoft\VisualStudio\v15.0\TextTemplating\Microsoft.TextTemplating.targets')" />
     <PropertyGroup>
         <LangVersion>8.0</LangVersion>
-        <TargetFrameworks>netstandard2.1</TargetFrameworks>
+        <TargetFrameworks>net6.0;net7.0</TargetFrameworks>
         <Title>GitReleaseManager.Core</Title>
         <Description>Create release notes in markdown given a milestone</Description>
         <IsPackable>false</IsPackable>