[TASK] Refactor sending ACK message

[VladyslavTupikin]

Description

Sending ACK message it is one of the main parts of the project. The current implementation is code duplication. It increases the size of the source files.

Exit criteria

• Write a new method create_ack_message(). The method should create eMessageType::ACK_MESSAGE in cmdu_tx buffer.
• Replace code duplication on the new method call

Detailed description

Problem statement

Code duplication. This problem increases the source files and looks weird.

Possible solutions

Implement a new method for creation ACK messages, remove code duplication, use the new method in all required places.

Components affected

• Agent
• Controller