Add donwload cuncurrency for repository (#1272)

(cherry picked from commit 9124db3)

nailgun/entities.py

@@ -6925,6 +6925,7 @@ def __init__(self, server_config=None, **kwargs):
             'deb_releases': entity_fields.StringField(),
             'deb_components': entity_fields.StringField(),
             'deb_architectures': entity_fields.StringField(),
+            'download_concurrency': entity_fields.IntegerField(),
         }
         if self._fields['content_type'].choices == 'yum':
             self._fields['download_policy'].required = True
@@ -6995,6 +6996,7 @@ def read(self, entity=None, attrs=None, ignore=None, params=None):
         ignore.add('organization')
         ignore.add('upstream_password')
         ignore.add('mirror_on_sync')
+        ignore.add('download_concurrency')
         return super().read(entity, attrs, ignore, params)
 
     def create_missing(self):

tests/test_entities.py

@@ -1284,7 +1284,10 @@ def test_ignore_arg_v1(self):
                 {'discovery', 'remote_execution_proxy', 'subnet_parameters_attributes'},
             ),
             (entities.Subscription, {'organization'}),
-            (entities.Repository, {'organization', 'upstream_password', 'mirror_on_sync'}),
+            (
+                entities.Repository,
+                {'organization', 'upstream_password', 'mirror_on_sync', 'download_concurrency'},
+            ),
             (entities.User, {'password'}),
             (entities.ScapContents, {'scap_file'}),
             (entities.TailoringFile, {'scap_file'}),