frontend: Update unassigned audio track warning text

Author: shiina424

frontend/data/locale/en-US.ini

@@ -601,7 +601,7 @@ VolControl.SliderMuted="Volume slider for '%1': (currently muted)"
 VolControl.Mute="Mute '%1'"
 VolControl.Properties="Properties for '%1'"
 VolControl.UnassignedWarning.Title="Unassigned Audio Source"
-VolControl.UnassignedWarning.Text="\"%1\" is not assigned to any audio tracks and it will not be audible in streams or recordings.\n\nTo assign an audio source to a track, open the Advanced Audio Properties via the right-click menu or the cog button in the mixer dock toolbar."
+VolControl.UnassignedWarning.Text="\"%1\" is not assigned to any audio tracks and it will not be audible in streams or recordings.\n\nTo assign an audio source to a track, open the Advanced Audio Properties via the Edit menu on the menu bar, or the cog button in the mixer dock toolbar."
 
 # add scene dialog
 Basic.Main.AddSceneDlg.Title="Add Scene"