Allow dumpstate to read /data/misc/logd always

There is no reason to deny dumpstate from reading /data/misc/logd on
user builds.  Logpersist is disallowed from running on those builds,
so there is no harm in copying this directory.

Bug: 136978224
Test: build
Change-Id: Ia58bde10e1f45978975597cd2ea1951a784d3b49
diff --git a/private/logpersist.te b/private/logpersist.te
index 4187627..6f6ab50 100644
--- a/private/logpersist.te
+++ b/private/logpersist.te
@@ -24,5 +24,6 @@
   userdebug_or_eng(`-misc_logd_file -coredump_file')
   with_native_coverage(`-method_trace_data_file')
 }:file { create write append };
-neverallow { domain -init userdebug_or_eng(`-logpersist -logd -dumpstate') } misc_logd_file:file no_rw_file_perms;
+neverallow { domain -init -dumpstate userdebug_or_eng(`-logpersist -logd') } misc_logd_file:file no_rw_file_perms;
+neverallow { domain -init userdebug_or_eng(`-logpersist -logd') } misc_logd_file:file no_w_file_perms;
 neverallow { domain -init userdebug_or_eng(`-logpersist -logd') } misc_logd_file:dir { add_name link relabelfrom remove_name rename reparent rmdir write };