test: fix more legacy #include paths

Add a bunch of missing "zephyr/" prefixes to #include statements in
various test and test framework files.

Signed-off-by: Fabio Baltieri <fabiobaltieri@google.com>

tests/unit/cbprintf/main.c

@@ -6,7 +6,7 @@
 
 #define CONFIG_CBPRINTF_LIBC_SUBSTS 1
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <float.h>
 #include <limits.h>
 #include <math.h>

tests/unit/crc/main.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/crc.h>
 #include "../../../lib/os/crc8_sw.c"
 #include "../../../lib/os/crc16_sw.c"

tests/unit/intmath/main.c

@@ -5,7 +5,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 
 /* Built-time math test.  Zephyr code depends on a standard C ABI with
  * 2's complement signed math.  As this isn't technically guaranteed

tests/unit/list/dlist.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/dlist.h>
 
 static sys_dlist_t test_list;

tests/unit/list/main.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 
 extern void test_slist(void);
 extern void test_sflist(void);

tests/unit/list/sflist.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/sflist.h>
 
 static sys_sflist_t test_list;

tests/unit/list/slist.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/slist.h>
 
 static sys_slist_t test_list;

tests/unit/math_extras/tests.inc

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/math_extras.h>
 #include <inttypes.h>
 

tests/unit/net_timeout/main.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <string.h>
 #include <inttypes.h>
 #include <zephyr/net/net_timeout.h>

tests/unit/rbtree/main.c

@@ -3,7 +3,7 @@
  *
  * SPDX-License-Identifier: Apache-2.0
  */
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/rb.h>
 
 #include "../../../lib/os/rb.c"

tests/unit/timeutil/main.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include "timeutil_test.h"
 #include "../../../lib/os/timeutil.c"
 

tests/unit/timeutil/test_gmtime.c

@@ -7,7 +7,7 @@
 /* Tests that gmtime matches gmtime_r */
 
 #include <string.h>
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include "timeutil_test.h"
 
 void test_gmtime(void)

tests/unit/timeutil/test_s32.c

@@ -6,7 +6,7 @@
 
 /* Tests where time_t is a 32-bit value */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include "timeutil_test.h"
 
 static const struct timeutil_test_data tests[] = {

tests/unit/timeutil/test_s64.c

@@ -7,7 +7,7 @@
 /* Tests where time_t requires a 64-bit value */
 
 #include <errno.h>
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include "timeutil_test.h"
 
 static const struct timeutil_test_data tests[] = {

tests/unit/timeutil/test_sync.c

@@ -7,7 +7,7 @@
 /* Tests for the time_sync data structures */
 
 #include <string.h>
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include "timeutil_test.h"
 
 static const struct timeutil_sync_config cfg1 = {

tests/unit/util/main.c

@@ -4,7 +4,7 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/util.h>
 #include <string.h>
 

tests/unit/winstream/main.c

@@ -2,7 +2,7 @@
  * Copyright (c) 2021 Intel Corporation
  * SPDX-License-Identifier: Apache-2.0
  */
-#include <ztest.h>
+#include <zephyr/ztest.h>
 #include <zephyr/sys/winstream.h>
 
 /* This, uh, seems to be the standard way to unit test library code.