[ALPS04807382] Add sepolicy for mediacodec

[Detail] Hybrid encoder would use /proc/m4u device that we have to enable its access permission.

Change-Id: I93d40947a40da9d17d63cb0ad79519837b64e643
CR-Id: ALPS04807382
Feature: H.264 Encoder
diff --git a/non_plat/ioctl_defines b/non_plat/ioctl_defines
index 14fbe3b..0bdfe2f 100755
--- a/non_plat/ioctl_defines
+++ b/non_plat/ioctl_defines
@@ -67,4 +67,4 @@
 define(`MTK_M4U_T_DMA_OP', `0x671d')
 define(`MTK_M4U_T_SEC_INIT', `0x6732')
 define(`MTK_M4U_T_CONFIG_PORT_ARRAY', `0x671a')
-define(`MTK_M4U_T_CACHE_SYNC', `0x671c')
\ No newline at end of file
+define(`MTK_M4U_T_CACHE_SYNC', `0x670a')