Revert "i3c: master: support to adjust first broadcast address speed"

This reverts commit 9be93279 which is
commit aef79e18 upstream.

It breaks the Android kernel abi and can be brought back in the future
in an abi-safe way if it is really needed.

Bug: 161946584
Change-Id: Ic446c45504662c6e2c2d0a547677ed68eeddd59e
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>