Revert "Add telephony_phone_number entry in registerServiceWrappers"

Revert submission 33899979-phone_number_service2

Reason for revert: DroidMonitor: Potential culprit for http://b/424264878 - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Bug: 424264878

Reverted changes: /q/submissionid:33899979-phone_number_service2

Change-Id: I3297f07635fe0b2f8ee1b64cb156589c6c1fcad4