Add dependency on jni_headers

Preparation for removing implicit include paths for jni.h from soong.

Bug: 152482542
Test: Apply future soong change && m checkbuild
Change-Id: I880eb1f307d995cbd4f0f19e8f8d22c20fc36bef
Merged-In: I880eb1f307d995cbd4f0f19e8f8d22c20fc36bef
Exempt-From-Owner-Approval: build clean-up
(cherry picked from commit 43c1a6a4)