New translations zen-preferences.ftl (Irish)

Author: mr-cheffy

ga-IE/browser/browser/preferences/zen-preferences.ftl

@@ -19,6 +19,8 @@ zen-look-and-feel-compact-view-enabled =
     .label = Enable { -brand-short-name }'s compact mode
 zen-look-and-feel-compact-view-top-toolbar = 
     .label = Hide the top toolbar as well in compact mode
+zen-look-and-feel-compact-toolbar-flash-popup = 
+    .label = Briefly make the toolbar popup when switching or opening new tabs in compact mode
 zen-look-and-feel-buttons-header = Button style
 zen-look-and-feel-buttons-description = Choose the style of buttons you want to see
 zen-look-and-feel-pilled-buttons =