Make manifest and APK agree on uncompressed native libs

Only put uncompressed native libs in an APK if the min_sdk_version
supports it (>= 23, Marshmallow), and set
android:extractNativeLibs="false" in the AndroidManifest.xml so
that the platform won't extract them anyways.

Bug: 117618214
Test: m checkbuild
Change-Id: Iae26e4676c29c68fa3f76187512c82786bfa0522
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 036fea6..3f92156 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -211,6 +211,7 @@
 LOCAL_PREBUILT_STATIC_JAVA_LIBRARIES:=
 LOCAL_PREBUILT_STRIP_COMMENTS:=
 LOCAL_USE_EMBEDDED_DEX:=
+LOCAL_USE_EMBEDDED_NATIVE_LIBS:=
 LOCAL_PRESUBMIT_DISABLED:=
 LOCAL_PRIVATE_PLATFORM_APIS:=
 LOCAL_PRIVILEGED_MODULE:=