Fix keyboard test page alignment

"locale" was added to "uievents" which caused the columns to get mis-aligned.

tools/key-event-viewer.js

@@ -239,7 +239,7 @@ function addEvent(eventinfo) {
 	addTableCellBoolean(row, eventinfo["isComposing"], "uievents");
 	addTableCellText(row, eventinfo["inputType"], "uievents");
 	addTableCellText(row, eventinfo["data"], "uievents");
-	addTableCellText(row, eventinfo["locale"], "uievents");
+	addTableCellText(row, eventinfo["locale"], "proposed");
 	addInputCell(row);
 }