Remove bootanim access to sysfs and cgroup label.

Bug: 65643247
Test: device boots without denials from bootanim to sysfs and cgroup.
Change-Id: Icf8c45906cb83e1b0a60737d67ae584b9d1b34aa

public/bootanim.te

@@ -32,8 +32,6 @@ allow bootanim hal_graphics_composer:fd use;
 
 # Read access to pseudo filesystems.
 allow bootanim proc_meminfo:file r_file_perms;
-r_dir_file(bootanim, sysfs)
-r_dir_file(bootanim, cgroup)
 
 # System file accesses.
 allow bootanim system_file:dir r_dir_perms;