fix: Remove support for Simplified Chinese language to simplify the installer

Author: sunquakes

scripts/installer.iss

@@ -42,7 +42,6 @@ ArchitecturesAllowed=x86
 
 [Languages]
 Name: "english"; MessagesFile: "compiler:Default.isl"
-Name: "chinesesimplified"; MessagesFile: "compiler:Languages\ChineseSimplified.isl"
 
 [Tasks]
 Name: "desktopicon"; Description: "{cm:CreateDesktopIcon}"; GroupDescription: "{cm:AdditionalIcons}"; Flags: unchecked