Add translatable="false" tags to ims package overlays

Bug: 147569830
Test: atest TeleServiceTests:PhoneGlobalsTest
Merged-In: Idcfba5e3eb740813ec2f356b4367e818864a5133
Change-Id: Idcfba5e3eb740813ec2f356b4367e818864a5133
diff --git a/overlay/packages/services/Telephony/res/values/config.xml b/overlay/packages/services/Telephony/res/values/config.xml
index fde52c2..c269e3d 100644
--- a/overlay/packages/services/Telephony/res/values/config.xml
+++ b/overlay/packages/services/Telephony/res/values/config.xml
@@ -24,10 +24,10 @@
     <bool name="config_support_rtt">true</bool>
 
     <!-- String indicating the package name of the device ImsService implementation for MMTEL. -->
-    <string name="config_ims_mmtel_package">org.codeaurora.ims</string>
+    <string name="config_ims_mmtel_package" translatable="false">org.codeaurora.ims</string>
 
     <!-- String indicating the package name of the device ImsService implementation for RCS. -->
-    <string name="config_ims_rcs_package">com.android.service.ims</string>
+    <string name="config_ims_rcs_package" translatable="false">com.android.service.ims</string>
 
     <!-- This device supports the AudioManager Telephony audio device and output onto this
          device using {@link AudioDeviceInfo#TYPE_TELEPHONY}.