Clean up user deletion

Jellyfin.Server.Implementations/Users/UserManager.cs

@@ -257,16 +257,6 @@ namespace Jellyfin.Server.Implementations.Users
             }
 
             await using var dbContext = _dbProvider.CreateContext();
-
-            // Clear all entities related to the user from the database.
-            if (user.ProfileImage != null)
-            {
-                dbContext.Remove(user.ProfileImage);
-            }
-
-            dbContext.RemoveRange(user.Permissions);
-            dbContext.RemoveRange(user.Preferences);
-            dbContext.RemoveRange(user.AccessSchedules);
             dbContext.Users.Remove(user);
             await dbContext.SaveChangesAsync().ConfigureAwait(false);
             _users.Remove(userId);