Adding Dynamic ImsService Binding (1/3)

Adds support for dynamic ImsService Binding (change 1/3). Included
in this change:
- AIDLs for ImsServiceController
- ImsFeature/ImsServiceBase definitions
- KEY_CONFIG_IMS_PACKAGE_OVERRIDE CarrierConfig option

Test: Unit Tests in opt/telephony
Bug: 30290416
Change-Id: Ic4cb1d85a29681b08a6a525c588a72209862dcc3
diff --git a/core/res/AndroidManifest.xml b/core/res/AndroidManifest.xml
index 790b0f6..7d4f99d 100644
--- a/core/res/AndroidManifest.xml
+++ b/core/res/AndroidManifest.xml
@@ -1576,6 +1576,16 @@
     <permission android:name="android.permission.RECEIVE_STK_COMMANDS"
         android:protectionLevel="signature|privileged" />
 
+    <!-- Must be required by an ImsService to ensure that only the
+         system can bind to it.
+         <p>Protection level: signature|privileged
+         @SystemApi
+         @hide
+    -->
+    <permission android:name="android.permission.BIND_IMS_SERVICE"
+        android:protectionLevel="signature|privileged" />
+
+
     <!-- ================================== -->
     <!-- Permissions for sdcard interaction -->
     <!-- ================================== -->