Rename EmergencyCallDiagnosticParam API

For naming consistency between the class and method, rename
EmergencyCallDiagnosticParam to EmergencyCallDiagnosticData. This
feedback was given from API review.

Bug: 322979365
Bug: 311773409
Test: atest TelephonyManagerTest
Change-Id: Ibf4ea73f25dc3af0c781d2af6271aa71f23c8327
2 files changed