Populate `ro.boot.dalvik.vm.checkjni` from `android.checkjni`

emulator passes `android.checkjni` in the kernel
command which we want to use in
frameworks/base/core/jni/AndroidRuntime.cpp

Bug: 182291166
Test: getprop ro.boot.dalvik.vm.checkjni
Signed-off-by: Roman Kiryanov <rkir@google.com>
Change-Id: If9473aa9492fa09d8de7cc8fb08614380e4e15f3