Remove deprecated query methods from JPA projection

[zambrovski]

Scenario

• camunda-bpm-taskpool version: 4.1.2
• Camunda BPM version: any
• Description of your use case: The old query methods marked as deprecated should be removed.

  /**
   * Legacy handler to support old query.
   */
  @Deprecated("Will be removed in future versions", ReplaceWith("query(query: TaskWithDataEntriesForIdQuery): Optional<TaskWithDataEntries>"))
  @QueryHandler
  fun legacyQuery(query: TaskWithDataEntriesForIdQuery): TaskWithDataEntries? {
    logger.warn { "You are using deprecated API, consider to switch to query(TaskWithDataEntriesForIdQuery): Optional<TaskWithDataEntries>" }
    return query(query).orElse(null)
  }

  /**
   * Legacy handler to support old query.
   */
  @Deprecated("Will be removed in future versions", ReplaceWith("query(TaskForIdQuery): Optional<Task>"))
  @QueryHandler
  fun legacyQuery(query: TaskForIdQuery): Task? {
    logger.warn { "You are using deprecated API, consider to switch to query(TaskForIdQuery): Optional<Task>" }
    return query(query).orElse(null)
  }