clk: qcom: clk-smd-rpm: Remove support for LN_BB_CLK3 for Holi

As the LN_BB_CLK3 clock is no longer required to be controlled from the
clock driver, thus remove support for the same.

Change-Id: Iffa05a87e9f2e2d3a92377fbd60a1ebf32c935e2
Signed-off-by: Taniya Das <tdas@codeaurora.org>