Release 2.0.12 (#3947)

- added submenus in action drodowns, to shorten them
- show all user-edit-screens in action dropdown
- fix cascade delete teams through customer
- fix cascade delete customer/project/activity through teams
- fix responsive classes for "internal rate" column
- clarify error message if invoice number generator or calculator is missing

phpstan.neon

@@ -7150,11 +7150,6 @@ parameters:
             count: 1
             path: src/Validator/Constraints/UserValidator.php
 
-        -
-            message: "#^Cannot call method getId\\(\\) on App\\\\Entity\\\\User\\|null\\.$#"
-            count: 1
-            path: src/Voter/TimesheetVoter.php
-
         -
             message: "#^Cannot call method isVisible\\(\\) on App\\\\Entity\\\\Customer\\|null\\.$#"
             count: 1