Replace format()s with f-strings to fix UP032 errors

Author: ghickman

tests/factories.py

@@ -15,7 +15,7 @@ class Meta:
         model = Module
 
     project_version = factory.SubFactory(ProjectVersionFactory)
-    name = factory.Sequence("module{}".format)
+    name = factory.Sequence(lambda n: f"module{n}")
 
 
 class KlassFactory(factory.django.DjangoModelFactory):
@@ -25,11 +25,7 @@ class Meta:
     module = factory.SubFactory(ModuleFactory)
     name = factory.Sequence("klass{}".format)
     line_number = 1
-    import_path = factory.LazyAttribute(
-        lambda a: "Django.{module}".format(
-            module=a.module.name,
-        )
-    )
+    import_path = factory.LazyAttribute(lambda a: f"Django.{a.module.name}")
 
 
 class InheritanceFactory(factory.django.DjangoModelFactory):