build: removed unnessasery ts internal types

packages/experimental-utils/typings/typescript.d.ts

@@ -23,11 +23,4 @@ declare module 'typescript' {
      */
     getTypeOfPropertyOfType(type: Type, propertyName: string): Type | undefined;
   }
-
-  interface Type {
-    /**
-     * If the type is `any`, and this is set to "error", then TS was unable to resolve the type
-     */
-    intrinsicName?: string;
-  }
 }