This is the same fix as in d4cfc7bc,
but applied at the second block that also defines HAS_HASHDJB2_AVX2.

Remove the duplicated, redundant block.

Change-Id: I53e0fc5f46e2ed5c14a4531c2b571c72d969a471
Reviewed-on: https://chromium-review.googlesource.com/989432Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Commit-Queue: Frank Barchard <fbarchard@chromium.org>