clk: hi3620: add gate clock flag
clk: hi3620: add gate clock flag

Add missing CLK_SET_RATE_PARENT flag for gate clock.

Signed-off-by: Haojian Zhuang <979139d45d262f0480136b0da512e0afa0fe79d3@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs