robotpkg management command: only look for */{slug} and */py-{slug}

rainboard/management/commands/robotpkg.py

+import itertools
 import logging
 
 from django.conf import settings
@@ -20,7 +21,7 @@ class Command(BaseCommand):
 
         for project in Project.objects.all():
             for slug in [project.slug, project.slug.replace('_', '-')]:
-                for pkg in path.glob(f'*/*{slug}'):
+                for pkg in itertools.chain(path.glob(f'*/{slug}'), path.glob(f'*/py-{slug}')):
                     obj, created = Robotpkg.objects.get_or_create(name=pkg.name, category=pkg.parent.name,
                                                                   project=project)
                     if created: