clk: microchip: mpfs-ccc: replace include of asm-generic/errno-base.h

clk: microchip: mpfs-ccc: replace include of asm-generic/errno-base.h

As evidenced by the fact that only 2 other drivers include this header,
it is not a normal thing to do. Including the regular version of this
header is far more conventional for drivers.

Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20231214-dipper-earshot-72eef3059961@spud
Signed-off-by: Stephen Boyd <sboyd@kernel.org>