Merge changes from topic "add_s32cc_pll" into integration

* changes:
  feat(nxp-clk): set parent for ARM PLL and MC_CGM muxes
  feat(nxp-clk): add MC_CGM clock objects
  feat(nxp-clk): add set_parent callback
  feat(nxp-clk): add clock objects for ARM PLL
  feat(nxp-clk): add FXOSC clock enablement