Move ReflectionTest.StaticMainMethod to compiler/. am: 51d4445f21 am: f033a451bf am: aa54c808cd

Original change: https://android-review.googlesource.com/c/platform/art/+/2232131

Change-Id: I97a14348efed21c798a5d24eabb6ce71515d387e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>