Use framework names as documented (#8)

See also axuno/VirtualFileSystem#6

Author: axunonb

Src/Axuno.TextTemplating/Axuno.TextTemplating.csproj

@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
     <PropertyGroup>
-        <TargetFrameworks>netstandard2.1;net60;net80</TargetFrameworks>
+        <TargetFrameworks>netstandard2.1;net6.0;net8.0</TargetFrameworks>
         <Nullable>enable</Nullable>
         <NoWarn>$(NoWarn);1591</NoWarn>
         <Description>Text templating is used to dynamically render contents based on a template and a model.

Src/TextTemplatingDemo/TextTemplatingDemo.csproj

@@ -2,7 +2,7 @@
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFrameworks>net80</TargetFrameworks>
+        <TargetFrameworks>net8.0</TargetFrameworks>
         <LangVersion>latest</LangVersion>
         <Nullable>enable</Nullable>
     </PropertyGroup>