Changed tooltip styles

Removed useless isdirty field in entry
When an app can't be saved on suspend, don't reopen it to avoid possible de-sync

ModernKeePass.Application/Database/Commands/CloseDatabase/CloseDatabaseCommand.cs

@@ -17,6 +17,8 @@ namespace ModernKeePass.Application.Database.Commands.CloseDatabase
             public void Handle(CloseDatabaseCommand message)
             {
                 if (!_database.IsOpen) throw new DatabaseClosedException();
+                // Prevent reopening the database due to possible de-synchronization between app and data
+                if (_database.IsDirty) _database.FileAccessToken = null;
                 _database.CloseDatabase();
             }
         }