shell.te: hwbinder for lshal

Update shell.te to reflect the fact that hwbinder_user permission is for
lshal, not dumpsys.

Bug: 33382892
Test: pass
Change-Id: I1d298261cea82177436a662afbaa767f00117b16

public/shell.te

@@ -86,7 +86,7 @@ allow shell { service_manager_type -gatekeeper_service -incident_service -instal
 allow shell dumpstate:binder call;
 
 # allow shell to get information from hwservicemanager
-# for instance, listing hardware services with dumpsys
+# for instance, listing hardware services with lshal
 hwbinder_use(shell)
 
 # allow shell to look through /proc/ for ps, top, netstat