Revert "ANDROID: block: Warn if a zoned write is about to be reordered"

This reverts commit 88819308.

Revert this commit in preparation of partially reverting "Send requeued
requests to the I/O scheduler".

Bug: 285769645
Change-Id: Ic447d3a245957c4b6a739cbe87503b6a14c8d627
Signed-off-by: Bart Van Assche <bvanassche@google.com>