Get the IMS associated URI which is provided from ImsService to publish the...

Get the IMS associated URI which is provided from ImsService to publish the device capabilities. am: ec617e6c am: 4d82247d am: 9fa3dd4f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/net/ims/+/14732253

Change-Id: Ic6e4cc85f6507235525accf0755eb04a0c52cd26