Remove cache_recovery_file symlink read

auditallow shows no hits.

Change-Id: I5ae33d34cd4bfa48f4384926fcafd84bec60e899

domain_deprecated.te

@@ -51,12 +51,11 @@ allow domain_deprecated dalvikcache_data_file:file r_file_perms;
 # Read already opened /cache files.
 allow domain_deprecated { cache_file cache_recovery_file }:dir r_dir_perms;
 allow domain_deprecated { cache_file cache_recovery_file }:file { getattr read };
-allow domain_deprecated { cache_file cache_recovery_file }:lnk_file r_file_perms;
+allow domain_deprecated cache_file:lnk_file r_file_perms;
 
 # Likely not needed. auditallow to be sure
 auditallow { domain_deprecated -init -system_server -dumpstate -install_recovery -platform_app -priv_app -uncrypt -recovery } cache_recovery_file:dir r_dir_perms;
 auditallow { domain_deprecated -init -system_server -dumpstate -install_recovery -platform_app -priv_app -uncrypt -recovery } cache_recovery_file:file { getattr read };
-auditallow domain_deprecated cache_recovery_file:lnk_file r_file_perms;
 
 # For /acct/uid/*/tasks.
 allow domain_deprecated cgroup:dir { search write };