Update copyright

README.rst

@@ -17,6 +17,7 @@ Licence
 ::
 
   Copyright © 2021 Margarete Grassl <grasslma@katharineum.de>
+  Copyright © 2021 Jonathan Weth <dev@jonathanweth.de>
 
   Licenced under the EUPL, version 1.2 or later
 

aleksis/apps/kort/apps.py

@@ -10,4 +10,9 @@ class DefaultConfig(AppConfig):
         "Repository": "https://edugit.org/AlekSIS/onboarding//AlekSIS-App-Kort",
     }
     licence = "EUPL-1.2+"
-    copyright_info = (([2021], "Margarete Grassl", "grasslma@katharineum.de"),)
+    copyright_info = (
+        ([2021], "Margarete Grassl", "grasslma@katharineum.de"),
+        [2021],
+        "Jonathan Weth",
+        "dev@jonathanweth.de",
+    )