Extending `AttestKeyTest#EcdsaAttestationID` test to use IMEI as
attestation id.

Get IMEI value from Telephony Service and use it as attestation id.

Bug: 261847629
Test: atest VtsAidlKeyMintTargetTest
Change-Id: I0212def48d761a45f514161e5576a954bf388c56
2 files changed