mimxrt: Fix the build for boards without ROM API.

ports/mimxrt/Makefile

@@ -136,7 +136,6 @@ SRC_HAL_IMX_C += \
 	$(MCU_DIR)/drivers/fsl_lpuart.c \
 	$(MCU_DIR)/drivers/fsl_pit.c \
 	$(MCU_DIR)/drivers/fsl_pwm.c \
-	$(MCU_DIR)/drivers/fsl_romapi.c \
 	$(MCU_DIR)/drivers/fsl_sai.c \
 	$(MCU_DIR)/drivers/fsl_snvs_lp.c \
 	$(MCU_DIR)/drivers/fsl_wdog.c \
@@ -153,7 +152,8 @@ endif
 
 ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES), MIMXRT1015 MIMXRT1021 MIMXRT1052 MIMXRT1062 MIMXRT1064 MIMXRT1176))
 SRC_HAL_IMX_C += \
-	$(MCU_DIR)/drivers/fsl_qtmr.c
+	$(MCU_DIR)/drivers/fsl_qtmr.c \
+	$(MCU_DIR)/drivers/fsl_romapi.c
 endif
 
 ifeq ($(MCU_SERIES), MIMXRT1176)

ports/mimxrt/modmachine.c

@@ -38,7 +38,9 @@
 #include "pin.h"
 #include "modmachine.h"
 #include "fsl_wdog.h"
+#if FSL_FEATURE_BOOT_ROM_HAS_ROMAPI
 #include "fsl_romapi.h"
+#endif
 
 #if MICROPY_PY_MACHINE