Convert CONFIG_SYS_FSL_NUM_CC_PLLS to Kconfig

This converts the following to Kconfig:
   CONFIG_SYS_FSL_NUM_CC_PLLS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/T1042D4RDB_SDCARD_defconfig b/configs/T1042D4RDB_SDCARD_defconfig
index 281cc71..aed61e6 100644
--- a/configs/T1042D4RDB_SDCARD_defconfig
+++ b/configs/T1042D4RDB_SDCARD_defconfig
@@ -20,6 +20,7 @@
 CONFIG_PCIE2=y
 CONFIG_PCIE3=y
 CONFIG_PCIE4=y
+CONFIG_SYS_FSL_NUM_CC_PLLS=2
 CONFIG_MP=y
 CONFIG_FIT=y
 CONFIG_FIT_VERBOSE=y