bug(EJ2-53537): Resolved the compilation failure in javascript base package.

Author: Gokulraj Varatharajan

controls/base/package.json

@@ -51,7 +51,7 @@
 		"gulp-sass": "^3.1.0",
 		"gulp-typescript": "^3.1.6",
 		"requirejs": "^2.3.3",
-		"typescript": "2.3.4",
+		"typescript": "3.3.1",
 		"canteen": "^1.0.5",
 		"jasmine-ajax": "^3.3.1",
 		"jasmine-core": "^2.6.1",