sepolicy: Allow cmupdater/uncrypt access to media_rw_data_file

Change-Id: I800584af2919e3397b19d229fc28ad50cc4b2730
diff --git a/sepolicy/sepolicy.mk b/sepolicy/sepolicy.mk
index 2f3978f..b1eea1d 100644
--- a/sepolicy/sepolicy.mk
+++ b/sepolicy/sepolicy.mk
@@ -29,6 +29,7 @@
     system.te \
     system_app.te \
     ueventd.te \
+    uncrypt.te \
     vold.te \
     zygote.te \
     mac_permissions.xml
diff --git a/sepolicy/uncrypt.te b/sepolicy/uncrypt.te
new file mode 100644
index 0000000..8fddf8a
--- /dev/null
+++ b/sepolicy/uncrypt.te
@@ -0,0 +1 @@
+r_dir_file(uncrypt, media_rw_data_file)