Add a flag for terminal_gui_support

Bug: 386296118
Bug: 388978809
Test: n/a
Change-Id: Ic58de7b55b3b5556d2ae0515b3b634972ba3c733
diff --git a/build/avf_flags.aconfig b/build/avf_flags.aconfig
index 9815c60..921c374 100644
--- a/build/avf_flags.aconfig
+++ b/build/avf_flags.aconfig
@@ -9,3 +9,11 @@
   bug: "383347947"
   is_fixed_read_only: true
 }
+
+flag {
+  name: "terminal_gui_support"
+  is_exported: true
+  namespace: "virtualization"
+  description: "Flag for GUI support in terminal"
+  bug: "386296118"
+}
\ No newline at end of file