Revert "clk: msm: gdsc: Check gdsc state before disabling the root clock"

This reverts commit 5b69b870 ("clk: msm: gdsc: Check gdsc state
before disabling the root clock") which seems to be leading to the
display driver calling a kernel panic. Revert the change until the
issue can be debugged.

Change-Id: I505b13852618889cb9a162c92067b0f28fa763e5
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>