Remove "except direct outputs" comment

Since c529cf6, direct outputs are checked, so remove comment.

Change-Id: Ic2ba3b301de03fd40635ee8778a9cf765dc3dd06
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 6e943d8..0462727 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -4953,9 +4953,8 @@
             continue;
         }
         mHwModules.push_back(hwModule);
-        // open all output streams needed to access attached devices
-        // except for direct output streams that are only opened when they are actually
-        // required by an app.
+        // open all output streams needed to access attached devices.
+        // direct outputs are closed immediately after checking the availability of attached devices
         // This also validates mAvailableOutputDevices list
         for (const auto& outProfile : hwModule->getOutputProfiles()) {
             if (!outProfile->canOpenNewIo()) {