Implements get UR/DR/UM/DM/UP/DN/ST

[rubienr]

Description

• closes [FR] implement get UP/DN frequency #5
• closes [FR] implement get UM/DM mode #6
• closes [FR] implement get UR/DR radio #7
• adds get time command handling (ST)
• code cleanup: removed and restructured code
• renamed types/functions to comply with get/set instead of read/request/write for commands that can send and retrieve parameters

Type of change

• cleanup or refactoring (non-breaking change)
• new feature (non-breaking change which adds functionality)

Tests to verify changes

• unit tests
  • test_parse_get_uplink_frequency_01
  • test_parse_get_downlink_frequency_01
  • test_parse_get_uplink_mode_01
  • test_parse_get_downlink_mode_01
  • test_parse_get_uplink_radio_01
  • test_parse_get_downlink_radio_01
  • test_parse_get_time_01
• integration tests
  • _test_easycomm2_rotctl_v34_get_uplink_frequency
  • _test_easycomm2_rotctl_v34_get_downlink_frequency
  • _test_easycomm2_rotctl_v34_get_uplink_mode
  • _test_easycomm2_rotctl_v34_get_downlink_mode
  • _test_easycomm2_rotctl_v34_get_uplink_radio
  • _test_easycomm2_rotctl_v34_get_downlink_radio
  • _test_easycomm2_rotctl_v34_get_time

Checklist

• I have installed the pre-commit hook or at least run it manually: pre-commit install or pre-commit run --all-files
• my code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code in hard-to-understand areas and public interface
• I have made corresponding changes to the documentation
• my changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• new and existing unit tests pass locally with my changes
• I have checked my code and corrected any misspellings

Testing

• unit tests:
  • in GitHub CI: triggered on commit
  • on your machine: pio test -e native
  • pio test -e megaatmega2560
  • pio test -e ststm32
  • pio test -e espressif8266
  • pio test -e espressif32
• integration tests:
  • in GitHub CI: triggered on commit
  • on your machine: pio run -e native -t integration