use non-deprecated libmodulemd function; fix profiles setting

Closes: rpm-software-management#1124
Approved by: m-blaha

Author: Martin Hatina

dnf/module/repo_module.py

@@ -87,7 +87,7 @@ def enable(self, stream, assumeyes=False):
 
             if not self.parent.base.conf.assumeno and \
                     self.parent.base.output.userconfirm():
-                self.parent.base._module_persistor.set_data(self, version=-1, profiles=set())
+                self.parent.base._module_persistor.set_data(self, version=-1, profiles=[])
                 self.enable(stream, True)
             else:
                 raise EnabledStreamException("{}:{}".format(self.name, stream))

dnf/module/repo_module_version.py

@@ -145,7 +145,7 @@ def requires(self):
         requires = {}
         for dependencies in self.module_metadata.peek_dependencies():
             for name, streams in dependencies.peek_requires().items():
-                requires[name] = streams.get()
+                requires[name] = streams.dup()
         return requires
 
     def summary(self):