Implement win32-input-mode

Fixes #2357

src/common/services/CoreService.ts

@@ -23,6 +23,7 @@ const DEFAULT_DEC_PRIVATE_MODES: IDecPrivateModes = Object.freeze({
   reverseWraparound: false,
   sendFocus: false,
   synchronizedOutput: false,
+  win32InputMode: false,
   wraparound: true // defaults: xterm - true, vt100 - false
 });
 

src/common/services/Services.ts

@@ -311,6 +311,7 @@ export interface ITerminalQuirks {
 export interface IVtExtensions {
   kittyKeyboard?: boolean;
   kittySgrBoldFaintControl?: boolean;
+  win32InputMode?: boolean;
 }
 
 export const IOscLinkService = createDecorator<IOscLinkService>('OscLinkService');