Revoke ftrace selinux access from dumpstate

Getting rid of the feature in aosp/874979.
See other CL and bug for context.

Bug: 122987614
Bug: 122987614
Test: run dumpstate before and after patch,
      file sizes are comparable,
      observed no tracing-related errors.
Change-Id: Ifcde8dcbb99ce53d226b50ddd3178adaaa4322bd

private/dumpstate.te

@@ -8,12 +8,6 @@ domain_auto_trans(dumpstate, vdc_exec, vdc)
 # Acquire advisory lock on /system/etc/xtables.lock from ip[6]tables
 allow dumpstate system_file:file lock;
 
-# systrace support - allow atrace to run
-allow dumpstate debugfs_tracing:dir r_dir_perms;
-allow dumpstate debugfs_tracing:file rw_file_perms;
-allow dumpstate debugfs_tracing_debug:dir r_dir_perms;
-allow dumpstate debugfs_trace_marker:file getattr;
-allow dumpstate atrace_exec:file rx_file_perms;
 allow dumpstate storaged_exec:file rx_file_perms;
 
 # /data/misc/wmtrace for wm traces