Migrate flag config_telephony_use_own_number_for_voicemail to Carrier
Config.

Bug: 65683508
Test: Basic telephony sanity
Change-Id: I97fcb4028f2d3e39040b964ef8901e27e1ffdd0e
(cherry picked from commit c3282d3bf09c81a9ce17cc4ff1180b6cdf2814b6)
diff --git a/assets/carrier_config_310120.xml b/assets/carrier_config_310120.xml
index e18d5c9..94e9780 100644
--- a/assets/carrier_config_310120.xml
+++ b/assets/carrier_config_310120.xml
@@ -29,5 +29,6 @@
         <boolean name="allow_non_emergency_calls_in_ecm_bool" value="false" />
         <string name="carrier_eri_file_name_string">eri_310120.xml</string>
         <boolean name="stk_disable_launch_browser_bool" value="true" />
+        <boolean name="config_telephony_use_own_number_for_voicemail_bool" value="true" />
     </carrier_config>
 </carrier_config_list>
diff --git a/assets/carrier_config_311490.xml b/assets/carrier_config_311490.xml
index 16fe286..1c7600e 100644
--- a/assets/carrier_config_311490.xml
+++ b/assets/carrier_config_311490.xml
@@ -22,5 +22,6 @@
         <boolean name="enableMultipartSMS" value="true" />
         <boolean name="allow_non_emergency_calls_in_ecm_bool" value="false" />
         <string name="carrier_eri_file_name_string">eri_311490.xml</string>
+        <boolean name="config_telephony_use_own_number_for_voicemail_bool" value="true" />
     </carrier_config>
 </carrier_config_list>
diff --git a/assets/carrier_config_311870.xml b/assets/carrier_config_311870.xml
index b5417e0..02a584b 100644
--- a/assets/carrier_config_311870.xml
+++ b/assets/carrier_config_311870.xml
@@ -19,5 +19,6 @@
         <boolean name="enabledMMS" value="true" />
         <boolean name="enableMultipartSMS" value="true" />
         <string name="carrier_eri_file_name_string">eri_311870.xml</string>
+        <boolean name="config_telephony_use_own_number_for_voicemail_bool" value="true" />
     </carrier_config>
 </carrier_config_list>