tests: kernel: spinlock: Convert CONFIG_MP_NUM_CPUS handling

Move build and build system checks to use CONFIG_MP_MAX_NUM_CPUS
as we phase out CONFIG_MP_NUM_CPUS.

Signed-off-by: Kumar Gala <[email protected]>

Author: galak

tests/kernel/spinlock/src/main.c

@@ -8,7 +8,7 @@
 #include <zephyr/kernel.h>
 #include <zephyr/spinlock.h>
 
-BUILD_ASSERT(CONFIG_MP_NUM_CPUS > 1);
+BUILD_ASSERT(CONFIG_MP_MAX_NUM_CPUS > 1);
 
 #define CPU1_STACK_SIZE 1024
 

tests/kernel/spinlock/src/spinlock_error_case.c

@@ -8,7 +8,7 @@
 #include <zephyr/ztest.h>
 #include <zephyr/spinlock.h>
 
-BUILD_ASSERT(CONFIG_MP_NUM_CPUS > 1);
+BUILD_ASSERT(CONFIG_MP_MAX_NUM_CPUS > 1);
 
 static struct k_spinlock lock;
 static struct k_spinlock mylock;

tests/kernel/spinlock/testcase.yaml

@@ -1,4 +1,4 @@
 tests:
   kernel.multiprocessing.spinlock:
     tags: kernel smp spinlock
-    filter: CONFIG_SMP and CONFIG_MP_NUM_CPUS > 1 and CONFIG_MP_NUM_CPUS <= 4
+    filter: CONFIG_SMP and CONFIG_MP_MAX_NUM_CPUS > 1 and CONFIG_MP_MAX_NUM_CPUS <= 4