fix(mobile): position of note detail menu (closes #971)

src/public/app/widgets/mobile_widgets/mobile_detail_menu.ts

@@ -52,7 +52,8 @@ class MobileDetailMenuWidget extends BasicWidget {
                     } else {
                         throw new Error(t("mobile_detail_menu.error_unrecognized_command", { command }));
                     }
-                }
+                },
+                forcePositionOnMobile: true
             });
         });
     }