fix: correct German translations for role management

Fix incorrect translations:
- 'Listing Roles' -> 'Rollen auflisten' (was 'Benutzer*innen auflisten')
- 'Custom' -> 'Benutzerdefiniert' (was 'Benutzerdefinierte Felder')

lib/mv_web/live/role_live/index.ex

@@ -126,7 +126,9 @@ defmodule MvWeb.RoleLive.Index do
   end
 
   # Loads all user counts for roles in a single query to avoid N+1 queries
-  @spec load_user_counts([Mv.Authorization.Role.t()], map() | nil) :: %{Ecto.UUID.t() => non_neg_integer()}
+  @spec load_user_counts([Mv.Authorization.Role.t()], map() | nil) :: %{
+          Ecto.UUID.t() => non_neg_integer()
+        }
   defp load_user_counts(roles, actor) do
     role_ids = Enum.map(roles, & &1.id)
 
@@ -153,7 +155,8 @@ defmodule MvWeb.RoleLive.Index do
   end
 
   # Gets user count from preloaded assigns map
-  @spec get_user_count(Mv.Authorization.Role.t(), %{Ecto.UUID.t() => non_neg_integer()}) :: non_neg_integer()
+  @spec get_user_count(Mv.Authorization.Role.t(), %{Ecto.UUID.t() => non_neg_integer()}) ::
+          non_neg_integer()
   defp get_user_count(role, user_counts) do
     Map.get(user_counts, role.id, 0)
   end
@@ -169,5 +172,4 @@ defmodule MvWeb.RoleLive.Index do
       _ -> 0
     end
   end
-
 end

lib/mv_web/live/role_live/show.ex

@@ -213,5 +213,4 @@ defmodule MvWeb.RoleLive.Show do
     </Layouts.app>
     """
   end
-
 end