[webui][api] Always set the channel binary name when creating binary …

…data

The SQL query we use to create the channel_binary table is setting a NOT NULL
constraint. Thus the name would always be set.

src/api/app/models/channel_binary.rb

@@ -58,12 +58,10 @@ def create_xml(options = {})
       package: channel.package.name
     }
     builder.channel(attributes) do |c|
-      p={}
+      p = { name: name }
       p[:package] = package if package
-      p[:name] = name if name
       p[:binaryarch] = binaryarch if binaryarch
       p[:supportstatus] = supportstatus if supportstatus
-      next unless p.length > 0
       c.binary(p)
 
       # report target repository and products using it.