arch: arm: rename CPU_HAS_NXP_MPU to align with binding

Following the binding rename to "nxp,sysmpu", update the Kconfig
option to align with the binding name and to better reflect the
option's purpose.

Signed-off-by: Manuel Argüelles <manuel.arguelles@nxp.com>

tests/application_development/code_relocation/src/main.c

@@ -16,7 +16,7 @@
  *  have to configure the region appropriately in arm_mpu_regions.c.
  */
 
-#if (defined(CONFIG_ARM_MPU) && !defined(CONFIG_CPU_HAS_NXP_MPU))
+#if (defined(CONFIG_ARM_MPU) && !defined(CONFIG_CPU_HAS_NXP_SYSMPU))
 #include <cmsis_core.h>
 void disable_mpu_rasr_xn(void)
 {
@@ -71,7 +71,7 @@ void z_early_memset(void *dst, int c, size_t n)
 
 void *relocate_code_setup(void)
 {
-#if (defined(CONFIG_ARM_MPU) && !defined(CONFIG_CPU_HAS_NXP_MPU))
+#if (defined(CONFIG_ARM_MPU) && !defined(CONFIG_CPU_HAS_NXP_SYSMPU))
 	disable_mpu_rasr_xn();
 #endif	/* CONFIG_ARM_MPU */
 	return NULL;

tests/application_development/code_relocation/testcase.yaml

@@ -2,21 +2,22 @@ common:
   tags: linker
 tests:
   application_development.code_relocation:
-    filter: not CONFIG_CPU_HAS_NXP_MPU and CONFIG_MINIMAL_LIBC and dt_chosen_enabled("zephyr,itcm")
+    filter: not CONFIG_CPU_HAS_NXP_SYSMPU and CONFIG_MINIMAL_LIBC and
+            dt_chosen_enabled("zephyr,itcm")
     arch_allow: arm
     extra_configs:
       - CONFIG_RELOCATE_TO_ITCM=y
     platform_allow:
       - mimxrt1060_evk
   application_development.code_relocation_kinetis:
-    filter: CONFIG_CPU_HAS_NXP_MPU
+    filter: CONFIG_CPU_HAS_NXP_SYSMPU
     arch_allow: arm
     extra_configs:
       - CONFIG_MPU_ALLOW_FLASH_WRITE=y
     platform_allow:
       - frdm_k64f
   application_development.code_relocation.no_itcm:
-    filter: not CONFIG_CPU_HAS_NXP_MPU and not dt_chosen_enabled("zephyr,itcm")
+    filter: not CONFIG_CPU_HAS_NXP_SYSMPU and not dt_chosen_enabled("zephyr,itcm")
     arch_allow: arm
     extra_sections:
       - _SRAM2_RODATA_SECTION_NAME