clk: qcom: gcc-sm6115: Use floor_ops for SDCC1/2 core clk

Just like in case of other SoCs change SDCC1/SDCC2 ops
to floor to avoid overclocking the controller.

Fixes: cbe63bfd

 ("clk: qcom: Add Global Clock controller (GCC) driver for SM6115")
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Reviewed-by: Iskren Chernev <me@iskren.info>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20221209123910.178609-1-konrad.dybcio@linaro.org