feat(nxp-drivers): add clock skeleton for s32cc

The S32CC is an umbrella for S32G2, S32G3 and S32R45 SoCs; therefore,
this clock driver will be used for all of these families.

Change-Id: Iede5371b212b67cf494a033c62fbfdcbe9b1a879
Signed-off-by: Ghennadi Procopciuc <ghennadi.procopciuc@nxp.com>
diff --git a/drivers/nxp/drivers.mk b/drivers/nxp/drivers.mk
index d77e985..761571d 100644
--- a/drivers/nxp/drivers.mk
+++ b/drivers/nxp/drivers.mk
@@ -97,3 +97,7 @@
 ifeq (${IFC_NAND_NEEDED},yes)
 include ${PLAT_DRIVERS_PATH}/ifc/nand/ifc_nand.mk
 endif
+
+ifeq (${CLK_NEEDED},yes)
+include ${PLAT_DRIVERS_PATH}/clk/s32cc/s32cc_clk.mk
+endif