Widen default password field length in Wifi setup

Current password field doesn't show 26 characters which is
usual in some wifi devices.

Change-Id: Ifaf40f9174346451ae49f5f2ab0368326d7a9906
diff --git a/res/layout/wifi_config_ui_for_setup_wizard.xml b/res/layout/wifi_config_ui_for_setup_wizard.xml
index 0154a3c..08aa48d 100644
--- a/res/layout/wifi_config_ui_for_setup_wizard.xml
+++ b/res/layout/wifi_config_ui_for_setup_wizard.xml
@@ -69,7 +69,7 @@
                       android:layout_height="wrap_content"
                       android:orientation="horizontal">
             <TextView android:layout_width="wrap_content"
-                      android:minWidth="88dip"
+                      android:minWidth="80dip"
                       android:layout_height="wrap_content"
                       android:text="@string/wifi_password" />
             <EditText android:id="@+id/password"