[orca] event_manager: fix typo calling activateLegacyKeyHandling

[Joanmarie Diggs <joanied src gnome org>]

commit 1fc459c2958fff1a5252ca31c723665414c5de9c
Author: Samuel Thibault <samuel thibault ens-lyon org>
Date:   Tue Aug 24 21:21:25 2021 +0200

    event_manager: fix typo calling activateLegacyKeyHandling

 src/orca/event_manager.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/orca/event_manager.py b/src/orca/event_manager.py
index 27e26f3dc..d68a916e5 100644
--- a/src/orca/event_manager.py
+++ b/src/orca/event_manager.py
@@ -88,7 +88,7 @@ class EventManager:
                 orca_state.device = Atspi.Device.new()
             except:
                 self.forceLegacyKeyHandling = True
-                activateLegacyKeyHandling(self)
+                self.activateLegacyKeyHandling()
                 return
             orca_state.device.event_count = 0
             orca_state.device.key_watcher = orca_state.device.add_key_watcher(self._processNewKeyboardEvent)