Handles #9 as Dial number

Adding #9 as a country-specific exception of MMI codes so that
we can treat it as Dial number. This config change is necessary
to fulfill carrier's requirement.

Test: manual - check dialing #9
Bug: 34755732
Change-Id: I485e48cf30610ff012f84d43935454e693b0d94d

core/res/res/values-mcc334-mnc050/config.xml

@@ -40,4 +40,8 @@
       <item>Modem,modem.iusacellgsm.mx,,,iusacellgsm,iusacellgsm,,,,,334,050,1,DUN</item>
     </string-array>
 
+    <!-- Do not translate. Defines the slots is Two Digit Number for dialing normally not USSD -->
+    <string-array translatable="false" name="config_twoDigitNumberPattern">
+        <item>"#9"</item>
+    </string-array>
 </resources>

core/res/res/values-mcc334-mnc090/config.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+/*
+** Copyright 2017, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You my obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+-->
+
+<!-- These resources are around just to allow their values to be customized
+     for different hardware and product builds. -->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Do not translate. Defines the slots is Two Digit Number for dialing normally not USSD -->
+
+    <string-array translatable="false" name="config_twoDigitNumberPattern">
+        <item>"#9"</item>
+    </string-array>
+</resources>