Fix errorprone warnings that should be errors am: bbab10c64b am: a68ecca984 am: 27c5d9ded7 Original change: https://android-review.googlesource.com/c/platform/external/apache-commons-math/+/2254820 Change-Id: Ic7bc42fb42d2fe5aaa4eea98001c445cff6107ef Signed-off-by: Automerger Merge Worker <[email protected]>