feat(nxp-clk): set rate for clock muxes

The clock muxes will simply pass the set rate request to the clock
module connected to its source, as they do not alter the frequency.

Change-Id: I5fda8fffa0f46a4be96deac4d6a5a880c9f86ccf
Signed-off-by: Ghennadi Procopciuc <ghennadi.procopciuc@nxp.com>
2 files changed