Fix .net version in Command.csproj

Author: ewilh

Command/Command.csproj

@@ -2,9 +2,9 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFrameworks>net6.0</TargetFrameworks>
+    <TargetFrameworks>net7.0</TargetFrameworks>
     <RuntimeIdentifiers>win-x64;osx-x64</RuntimeIdentifiers>
-    <LangVersion>7.1</LangVersion>
+    <LangVersion>latest</LangVersion>
     <PublishSingleFile>true</PublishSingleFile>
     <PublishReadyToRun>true</PublishReadyToRun>
     <PublishTrimmed>true</PublishTrimmed>