Add fsl_cache to test-app

Author: Daniel Fedai Larsen

test-app/Makefile

@@ -262,6 +262,7 @@ ifeq ($(TARGET),imx_rt)
   ifeq ($(MCUXSDK),1)
     APP_OBJS+=\
       $(MCUXPRESSO)/drivers/igpio/fsl_gpio.o \
+      $(MCUXPRESSO)/drivers/cache/armv7-m7/fsl_cache.o \
       $(MCUXPRESSO)/drivers/common/fsl_common.o \
       $(MCUXPRESSO)/drivers/common/fsl_common_arm.o \
       $(MCUXPRESSO)/drivers/flexspi/fsl_flexspi.o \
@@ -271,6 +272,7 @@ ifeq ($(TARGET),imx_rt)
   else
     APP_OBJS+=\
       $(MCUXPRESSO_DRIVERS)/drivers/fsl_gpio.o \
+      $(MCUXPRESSO_DRIVERS)/drivers/fsl_cache.o \
       $(MCUXPRESSO_DRIVERS)/drivers/fsl_common.o \
       $(MCUXPRESSO_DRIVERS)/drivers/fsl_common_arm.o \
       $(MCUXPRESSO_DRIVERS)/drivers/fsl_flexspi.o \