Improvement in Observation State aggregation logic

Summary

The release includes the updated - TMC Subarray Node , CSP Leaf Node , SDP Leaf Node.

• Tested with:

1. Dish.LMC v4.1.0 and dish simulators v3.1.2
2. ska-sdp v0.21.0
3. ska-csp-lmc-mid v0.22.0
4. ska-mid-cbf-mcs v0.15.2

Added

• <TBD>

Changed

TMC Mid v0.22.1 **

• Obs State aggregation logic is improved in Subarray Node.
• rule-engine python package is used to define rules for Aggregated obs state of subarray node.
  • Following is the link to the file where rules defined for each obs State
    • https://gitlab.com/ska-telescope/ska-tmc/ska-tmc-subarraynode/-/blob/master/src/ska_tmc_subarraynode/manager/transition_rules/obs_state_rules.py?ref_type=heads
• Created new class for storing event data.
  • This class store event of obs state, pointing state, dish mode, long running command result received from leaf nodes.
• Created new separate aggregation process which perform obs state aggregation based on event data and aggregation rules.
•  

Deprecated

• None

Removed

• None

Fixed

• None

Test Evidence

• XTP-28347 -

Security

• None