upgrade version (#37)

Author: adamspd

README.md

@@ -39,7 +39,7 @@ notes](https://github.com/adamspd/django-appointment/tree/main/docs/release_note
 - For more information, please refer to
   this [documentation](https://github.com/adamspd/django-appointment/tree/main/docs/history/readme_v2_1_1.md).
 
-## Added Features in version 2.1.2
+## Added Features in version 2.1.3
 
 This release of Django Appointment brings a series of improvements and updates aimed at enhancing the overall
 functionality and user experience:

appointment/__init__.py

@@ -4,4 +4,4 @@
 __description__ = "Managing appointment scheduling with customizable slots, staff features, and conflict handling."
 __package_name__ = "django-appointment"
 __url__ = "https://github.com/adamspd/django-appointment"
-__version__ = "2.1.2"
+__version__ = "2.1.3"

appointment/models.py

@@ -557,7 +557,7 @@ class Config(models.Model):
         default="",
         help_text=_("Name of your website."),
     )
-    app_offered_by_label = models.CharField(max_length=255, default=_("Offered by"), null=True, blank=True,
+    app_offered_by_label = models.CharField(max_length=255, default=_("Offered by"),
                                             help_text=_("Label for `Offered by` on the appointment page"))
 
     # meta data