refactor(mediatek): change LPM header file path for further extension

Move `mt_lp_rm.h` to `plat/mediatek/include/lpm` for further extension.

Change-Id: If377ce6791ce80f82643b0f2466eb0f1aa5aa40b
diff --git a/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_cpu_pm.c b/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_cpu_pm.c
index 313ad47..6281cc0 100644
--- a/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_cpu_pm.c
+++ b/plat/mediatek/drivers/cpu_pm/cpcv3_2/mt_cpu_pm.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, MediaTek Inc. All rights reserved.
+ * Copyright (c) 2022-2023, MediaTek Inc. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -11,10 +11,10 @@
 
 #include <lib/mtk_init/mtk_init.h>
 #include <lib/pm/mtk_pm.h>
+#include <lpm/mt_lp_rm.h>
 #include "mt_cpu_pm.h"
 #include "mt_cpu_pm_cpc.h"
 #include "mt_cpu_pm_mbox.h"
-#include <mt_lp_rm.h>
 #include "mt_smp.h"
 #include <mtk_mmap_pool.h>
 #include <platform_def.h>
diff --git a/plat/mediatek/common/lpm/mt_lp_rm.h b/plat/mediatek/include/lpm/mt_lp_rm.h
similarity index 100%
rename from plat/mediatek/common/lpm/mt_lp_rm.h
rename to plat/mediatek/include/lpm/mt_lp_rm.h
diff --git a/plat/mediatek/mt8186/platform.mk b/plat/mediatek/mt8186/platform.mk
index 68f4a1f..2bd2fb4 100644
--- a/plat/mediatek/mt8186/platform.mk
+++ b/plat/mediatek/mt8186/platform.mk
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021-2022, MediaTek Inc. All rights reserved.
+# Copyright (c) 2021-2023, MediaTek Inc. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -8,7 +8,6 @@
 MTK_PLAT_SOC := ${MTK_PLAT}/${PLAT}
 
 PLAT_INCLUDES := -I${MTK_PLAT}/common/                            \
-                 -I${MTK_PLAT}/common/lpm                         \
                  -I${MTK_PLAT}/drivers/cirq/                      \
                  -I${MTK_PLAT}/drivers/gic600/                    \
                  -I${MTK_PLAT}/drivers/gpio/                      \
@@ -18,6 +17,7 @@
                  -I${MTK_PLAT}/drivers/timer/                     \
                  -I${MTK_PLAT}/drivers/uart/                      \
                  -I${MTK_PLAT}/include/                           \
+                 -I${MTK_PLAT}/include/lpm                        \
                  -I${MTK_PLAT_SOC}/drivers/spm/                   \
                  -I${MTK_PLAT_SOC}/drivers/dcm/                   \
                  -I${MTK_PLAT_SOC}/drivers/dfd/                   \
diff --git a/plat/mediatek/mt8192/platform.mk b/plat/mediatek/mt8192/platform.mk
index a19fc45..4afd157 100644
--- a/plat/mediatek/mt8192/platform.mk
+++ b/plat/mediatek/mt8192/platform.mk
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2020-2022, MediaTek Inc. All rights reserved.
+# Copyright (c) 2020-2023, MediaTek Inc. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -8,7 +8,6 @@
 MTK_PLAT_SOC  := ${MTK_PLAT}/${PLAT}
 
 PLAT_INCLUDES := -I${MTK_PLAT}/common/                            \
-                 -I${MTK_PLAT}/common/lpm/                        \
                  -I${MTK_PLAT}/drivers/cirq/                      \
                  -I${MTK_PLAT}/drivers/gic600/                    \
                  -I${MTK_PLAT}/drivers/gpio/                      \
@@ -18,6 +17,7 @@
                  -I${MTK_PLAT}/drivers/timer/                     \
                  -I${MTK_PLAT}/drivers/uart/                      \
                  -I${MTK_PLAT}/include/                           \
+                 -I${MTK_PLAT}/include/lpm/                       \
                  -I${MTK_PLAT_SOC}/include/                       \
                  -I${MTK_PLAT_SOC}/drivers/                       \
                  -I${MTK_PLAT_SOC}/drivers/apusys/                \
diff --git a/plat/mediatek/mt8195/platform.mk b/plat/mediatek/mt8195/platform.mk
index 07d39cb..48dafa3 100644
--- a/plat/mediatek/mt8195/platform.mk
+++ b/plat/mediatek/mt8195/platform.mk
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2021-2022, MediaTek Inc. All rights reserved.
+# Copyright (c) 2021-2023, MediaTek Inc. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -8,7 +8,6 @@
 MTK_PLAT_SOC := ${MTK_PLAT}/${PLAT}
 
 PLAT_INCLUDES := -I${MTK_PLAT}/common/                            \
-                 -I${MTK_PLAT}/common/lpm/                        \
                  -I${MTK_PLAT}/drivers/cirq/                      \
                  -I${MTK_PLAT}/drivers/dp/                        \
                  -I${MTK_PLAT}/drivers/gic600/                    \
@@ -20,6 +19,7 @@
                  -I${MTK_PLAT}/drivers/timer/                     \
                  -I${MTK_PLAT}/drivers/uart/                      \
                  -I${MTK_PLAT}/include/                           \
+                 -I${MTK_PLAT}/include/lpm/                       \
                  -I${MTK_PLAT_SOC}/drivers/apusys/                \
                  -I${MTK_PLAT_SOC}/drivers/dcm                    \
                  -I${MTK_PLAT_SOC}/drivers/dfd                    \