[flutter_tool] Fix 'q' for Fuchsia profile/debug mode (#33846)

packages/flutter_tools/lib/src/device.dart

diff --git a/packages/flutter_tools/lib/src/device.dart b/packages/flutter_tools/lib/src/device.dart
index 01aca67..394befb 100644
--- a/packages/flutter_tools/lib/src/device.dart
+++ b/packages/flutter_tools/lib/src/device.dart
@@ -307,7 +307,7 @@
 
   /// Whether flutter applications running on this device can be terminated
   /// from the vmservice.
-  bool get supportsStopApp => true;
+  bool get supportsFlutterExit => true;
 
   /// Whether the device supports taking screenshots of a running flutter
   /// application.