Don't activate plugin by default

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Apply updated pretix plugin cookiecutter
 - Django 4 compatibility #14
 - Minor translation updates
+- Don't activate plugin by default
 
 ## [1.5.0] - 2022-10-09
 ### Added

pretix_matrix_inviter/apps.py

@@ -9,7 +9,6 @@ except ImportError:
 
 
 class PluginApp(PluginConfig):
-    default = True
     name = "pretix_matrix_inviter"
     verbose_name = "pretix Matrix inviter"