Clearing junk layout for add wifi dialog in settings.

Bug: 18359901
Change-Id: I9957efd0a6740ee470ee36b09a7b6884a0d2c63a
diff --git a/res/layout/wifi_dialog.xml b/res/layout/wifi_dialog.xml
index c1fbc4f..c1d6124 100644
--- a/res/layout/wifi_dialog.xml
+++ b/res/layout/wifi_dialog.xml
@@ -64,6 +64,7 @@
                 <TextView
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
+                        android:minEms="16"
                         style="@style/wifi_item_label"
                         android:text="@string/wifi_security" />