Enable GKI_PTHREAD_JOINABLE

Improve NFC Off time by 1 second

Bug: 243601426
Test: atest NfcNciInstrumentationTests
Merged-In: I15f5a4daf10ed5f7a84a3d7e18847b2a908c4669
Change-Id: I15f5a4daf10ed5f7a84a3d7e18847b2a908c4669
2 files changed