Fix project link

slideout/slideout.d.ts

@@ -1,5 +1,5 @@
 // Type definitions for Slideout 0.1.12
-// Project: https://github.com/t4t5/sweetalert/
+// Project: https://github.com/mango/slideout
 // Definitions by: Markus Peloso <https://github.com/ToastHawaii/>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 
@@ -154,4 +154,4 @@ declare class Slideout {
      * @param data Data to pass to the listeners.
      */
     emit(event: Slideout.Events, ...data: any[]): Slideout;
-}
+}