Revert "clk: qcom: clk-rpmh: Fix overflow in BCM vote"

This reverts commit 4445bc6e which is
commit a4e5af27 upstream.

It breaks the Android kernel build and can be brought back in the future
if it is really needed.

Bug: 161946584
Change-Id: I964efba1123a8e6c7342a5cda1920a65ad9f3364
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>