tests/boards/native*: Moved to native_sim

Moved folder to tests/boards/native_sim from native_posix
(including updating the MAINTAINERS file)
And enable all these tests for native_sim.

Signed-off-by: Alberto Escolar Piedras <alberto.escolar.piedras@nordicsemi.no>

MAINTAINERS.yml

@@ -2004,7 +2004,7 @@ Native POSIX/Sim and POSIX arch:
     - scripts/native_simulator/
     - scripts/valgrind.supp
     - soc/posix/
-    - tests/boards/native_posix/
+    - tests/boards/native_sim/
   labels:
     - "area: native port"
   description: >-

tests/boards/native_posix/native_tasks/testcase.yaml

@@ -1,5 +0,0 @@
-tests:
-  boards.native_posix.native_tasks:
-    arch_allow: posix
-  boards.native_posix_64.native_tasks:
-    arch_allow: posix

tests/boards/native_sim/cpu_wait/testcase.yaml

@@ -1,8 +1,10 @@
 # Test of the posix_arch k_busy_wait & cpu_hold() functionality
 tests:
-  boards.native_posix.cpu_wait:
+  boards.native_sim.cpu_wait:
     platform_allow:
       - native_posix
       - native_posix_64
+      - native_sim
+      - native_sim_64
     integration_platforms:
-      - native_posix
+      - native_sim

tests/boards/native_sim/native_tasks/testcase.yaml

@@ -0,0 +1,3 @@
+tests:
+  boards.native_sim.native_tasks:
+    arch_allow: posix

tests/boards/native_sim/rtc/src/main.c

@@ -19,7 +19,7 @@
 
 static char *us_time_to_str(char *dest, uint64_t time)
 {
-	if (time != NEVER) {
+	if (time != NSI_NEVER) {
 		unsigned int hour;
 		unsigned int minute;
 		unsigned int second;

tests/boards/native_sim/rtc/testcase.yaml

@@ -4,8 +4,10 @@ tests:
     platform_allow:
       - native_posix
       - native_posix_64
+      - native_sim
+      - native_sim_64
     integration_platforms:
-      - native_posix
+      - native_sim
     build_only: true
 # Note: this test depends too much on not having a high host load to pass.
 #      Therefore it should not be run in automated regression