mmc: msm_sdcc: Fix clocks not being turned off during suspend

When CONFIG_MMC_CLKGATE is not defined the SDCC
clocks would always be on even though the suspend
framework tries to suspend the device.

Change-Id: I8855b1fed40ee567a0433c5d36071458a8c5a48c
Signed-off-by: Sujit Reddy Thumma <sthumma@codeaurora.org>