LIB: Move tfm_log.h to tfm_tests_log_msg.h

Rename this header to avoid name clashes with the tfm_log.h in the main
trusted-firmware-m repo.

Change-Id: I3823142c92426bbc01b1f46829dee0a3f462c095
Signed-off-by: Jackson Cooper-Driver <jackson.cooper-driver@arm.com>
diff --git a/app_broker/main_ns.c b/app_broker/main_ns.c
index a387803..fc9c3b8 100644
--- a/app_broker/main_ns.c
+++ b/app_broker/main_ns.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2022, Arm Limited. All rights reserved.
+ * SPDX-FileCopyrightText: Copyright The TrustedFirmware-M Contributors
  * Copyright (c) 2022 Cypress Semiconductor Corporation (an Infineon company)
  * or an affiliate of Cypress Semiconductor Corporation. All rights reserved.
  *
@@ -19,7 +19,7 @@
 #include "tfm_multi_core_api.h"
 #include "tfm_ns_mailbox.h"
 #endif
-#include "tfm_log.h"
+#include "tfm_tests_log_msg.h"
 #include "uart_stdout.h"
 #if (CONFIG_TFM_FLOAT_ABI >= 1)
 #include "cmsis.h"