catch any errors on OpenAccessibilitySettings

src/Android/Services/DeviceActionService.cs

@@ -534,11 +534,15 @@ namespace Bit.Droid.Services
         }
 
         public void OpenAccessibilitySettings()
+        {
+            try
             {
                 var activity = (MainActivity)CrossCurrentActivity.Current.Activity;
                 var intent = new Intent(Settings.ActionAccessibilitySettings);
                 activity.StartActivity(intent);
             }
+            catch { }
+        }
 
         public void OpenAutofillSettings()
         {