tests: drivers: counter: bump prescaler for nxp_sys_timer

Increase the counter timer prescaler for some instances of NXP System
Timer Module, so that late alarms and short relative alarms are
excercised.

Signed-off-by: Manuel Argüelles <[email protected]>

Author: manuargue

tests/drivers/counter/counter_basic_api/boards/mr_canhubk3.overlay

@@ -10,6 +10,6 @@
 };
 
 &stm1 {
-	prescaler = <8>;
+	prescaler = <64>;
 	status = "okay";
 };

tests/drivers/counter/counter_basic_api/boards/s32z2xxdc2_s32z270_rtu0.overlay

@@ -10,17 +10,17 @@
 };
 
 &stm1 {
-	prescaler = <2>;
+	prescaler = <8>;
 	status = "okay";
 };
 
 &stm2 {
-	prescaler = <4>;
+	prescaler = <32>;
 	status = "okay";
 };
 
 &stm3 {
-	prescaler = <8>;
+	prescaler = <64>;
 	status = "okay";
 };
 

tests/drivers/counter/counter_basic_api/boards/s32z2xxdc2_s32z270_rtu1.overlay

@@ -10,17 +10,17 @@
 };
 
 &stm1 {
-	prescaler = <2>;
+	prescaler = <8>;
 	status = "okay";
 };
 
 &stm2 {
-	prescaler = <4>;
+	prescaler = <16>;
 	status = "okay";
 };
 
 &stm3 {
-	prescaler = <8>;
+	prescaler = <32>;
 	status = "okay";
 };