fixes typo in options: chsarp -> csharp

src/CLI/CLI.cs

@@ -27,7 +27,7 @@ namespace CppSharp
             optionSet.Add("iln=|inputlibraryname=|inputlib=", "the {NAME} of the shared library that contains the symbols of the generated code", iln => options.InputLibraryName = iln );
             optionSet.Add("d|debug", "enables debug mode which generates more verbose code to aid debugging", v => options.Debug = true);
             optionSet.Add("c|compile", "enables automatic compilation of the generated code", v => options.Compile = true);
-            optionSet.Add("g=|gen=|generator=", "the {TYPE} of generated code: 'chsarp' or 'cli' ('cli' supported only for Windows)", g => { GetGeneratorKind(g, errorMessages); } );
+            optionSet.Add("g=|gen=|generator=", "the {TYPE} of generated code: 'csharp' or 'cli' ('cli' supported only for Windows)", g => { GetGeneratorKind(g, errorMessages); } );
             optionSet.Add("p=|platform=", "the {PLATFORM} that the generated code will target: 'win', 'osx' or 'linux'", p => { GetDestinationPlatform(p, errorMessages); } );
             optionSet.Add("a=|arch=", "the {ARCHITECTURE} that the generated code will target: 'x86' or 'x64'", a => { GetDestinationArchitecture(a, errorMessages); } );