clk: qcom: Remove enable_safe_config from UTMI clock for SDMMAGPIE

As the rate is already set previous to HLOS for utmi clock source.
Remove enable_safe_config flag to get the correct rate while
recalculating the rate during driver registration.

Change-Id: I6a57340d7c488a45015ed9605e42f655dbe80412
Signed-off-by: Shefali Jain <shefjain@codeaurora.org>