dwt type - additional property (#34224)

* Added missing type

* Updated package header

* Replaced tabs with spaces

types/dwt/Dynamsoft.d.ts

@@ -27,6 +27,7 @@ interface dwtEnv {
     DynamicContainers: string[];
     DynamicDWTMap: {};
     GetWebTwain(cid: string): WebTwain;
+    IfInstallDWTModuleWithZIP: boolean;
     IfUpdateService: boolean;
     IfUseActiveXForIE10Plus: boolean;
     JSVersion: string;

types/dwt/index.d.ts

@@ -4,6 +4,7 @@
 //                 Josh Hall <https://github.com/jbh>
 //                 Lincoln Hu <https://github.com/lincoln2018>
 //                 Tom Kent <https://github.com/Tom-Dynamsoft>
+//                 Dave Sueltenfuss <https://github.com/dsueltenfuss>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.4