allow run-as to carry unix_stream_sockets

am: 3b97552f

Change-Id: I32ca6642f29a75d572961e86e6be9ef45b277af7

public/runas.te

@@ -4,6 +4,7 @@ type runas_exec, exec_type, file_type;
 allow runas adbd:process sigchld;
 allow runas shell:fd use;
 allow runas shell:fifo_file { read write };
+allow runas shell:unix_stream_socket { read write };
 allow runas devpts:chr_file { read write ioctl };
 allow runas shell_data_file:file { read write };