mm_event: move mm_event sepolicy into common

Bug: 152414692
Test: build
Signed-off-by: Martin Liu <liumartin@google.com>
Change-Id: I76e9be4d713ba31c15cdd86d0abf01c6b10dc7ae
diff --git a/vendor/google/vendor_init.te b/vendor/google/vendor_init.te
index 5b0628f..c5c1a0f 100644
--- a/vendor/google/vendor_init.te
+++ b/vendor/google/vendor_init.te
@@ -3,10 +3,6 @@
 get_prop(vendor_init, vendor_radio_sku_prop)
 set_prop(vendor_init, vendor_build_type_prop)
 
-# To allow set pixel mm_event tracing
-allow vendor_init debugfs_tracing_instances:dir create_dir_perms;
-allow vendor_init debugfs_tracing_instances:file w_file_perms;
-
 # Allow vendor_init to set property of logpersistd_logging_prop
 userdebug_or_eng(`
   set_prop(vendor_init, logpersistd_logging_prop)