CTS: Compile JVMTI agents with NDK

Properly compile with the NDK instead of system.

Bug: 73206894
Test: mmma cts/hostsidetests/jvmti
Test: cts-tradefed run commandAndExit cts-jvmti
Change-Id: I8a411f2a0516653cd883c49f765fab8ea0efc8a0
2 files changed