also fix suite. b=365866, r+sr=mscott

suite/locales/en-US/chrome/mailnews/messenger.properties

@@ -122,14 +122,10 @@ defaultServerTag=(Default)
 useDefaultServer=Use default server
 
 # Used in message database list view to provide a text value for graphic based cells.
-messageRead=Read
 messageUnread=Unread
 messageHasFlag=Flagged
-messageHasNoFlag=Not Flagged
 messageHasAttachment=Has Attachment
-messageHasNoAttachment=No Attachment
 messageJunk=Junk
-messageNotJunk=Not Junk
 messageExpanded=Expanded
 messageCollapsed=Collapsed