Add support for auto importing dependecies

- No need to use: from .dependencies import *  # NOQA

Signed-off-by: Roberto Rosario <roberto.rosario@mayan-edms.com>

mayan/apps/file_metadata/apps.py

@@ -18,7 +18,6 @@ from mayan.apps.events.classes import ModelEventType
 from mayan.apps.navigation.classes import SourceColumn
 
 from .classes import FileMetadataHelper
-from .dependencies import *  # NOQA
 from .drivers import *  # NOQA
 from .events import (
     event_file_metadata_document_version_finish,