clk: msm: clock-gcc: Update fops for byte clock

Update the byte0/1 clock to use the byte multiparent fops and also update
the sibling for cpp and ispf clock.

Change-Id: Ifbcc445ee90a61a634b3e6b9f033ebb5d2b50bea
Signed-off-by: Taniya Das <tdas@codeaurora.org>