Add dependencies on jni_headers

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

Bug: 152482542
Test: m checkbuild
Change-Id: I06873e61e519b6e54d7325f90231bce732790366
Exempt-From-Owner-Approval: build clean-up
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index 8efaf3d..7037680 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -34,6 +34,9 @@
 
     clang: true,
 
+    header_libs: ["jni_headers"],
+    export_header_lib_headers: ["jni_headers"],
+
     shared_libs: [
         "libbase",
         "liblog",