Fix voice packaging in linux64

indra/newview/viewer_manifest.py

@@ -1543,6 +1543,7 @@ def construct(self):
             self.path("libortp.so")
             self.path("libsndfile.so.1")
             self.path("libvivoxoal.so.1")
+            self.path("libvivoxplatform.so")
             self.path("libvivoxsdk.so")
 
         self.strip_binaries()