Respond to PR comments

Author: agocke

xml/System.Reflection/Assembly.xml

@@ -4814,7 +4814,7 @@ Starting with .NET Framework 4, the ability to execute code in assemblies loaded
 
  The `assemblyFile` parameter must refer to a URI without escape characters. This method supplies escape characters for all invalid characters in the URI.
 
- Before .NET 5, the following applied:
+ In .NET Framework, the following applies:
 
 > [!NOTE]
 >  File transfer protocol (FTP) is not supported. If the URI supplied for `assemblyFile` is an FTP address, the assembly is not loaded. No exception is thrown.