fix appscheme

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/utils/app_scheme.dart

@@ -512,7 +512,7 @@ class PiliScheme {
     }
 
     void launchURL() {
-      if (selfHandle) {
+      if (!selfHandle) {
         _toWebview(uri.toString(), off, parameters);
       }
     }