Raise missing associated entity issue for plan-timetable

[salabi]

What type of PR is this? (check all applicable)

• Refactor
• Feature
• Bug Fix
• Optimization
• Documentation Update

Description

Raise missing associated entity issue for plan-timetable.
Because plan is a package dataset rather than a concrete resource/dataset, issue-type is not raise when there is a missing association entity. We need to adjust the specification to lookup in the resource that Plan was made from and report a missing association entity if none matched just like other normal resource.

Change details as follow

digital_land/phase/lookup.py

• Added package_prefixes support to FactLookupPhase, fallback lookup through package prefixes, and missing associated entity logging for package roots like plan.

digital-land-python/digital_land/pipeline/main.py

• Passes self.specification.get_package_prefixes() into FactLookupPhase.

digital-land-python/digital_land/specification.py

• Added get_package_prefixes() with the plan -> local-plan/minerals-plan/waste-plan/supplementary-plan mapping.
  test_lookup.py
• Added unit tests for package prefix lookup resolving and missing associated entity issue logging.
  test_specification.py
• Added unit test for the package prefix mapping.

Related Tickets & Documents

• Ticket Link
• Related Issue #
• Closes #

QA Instructions, Screenshots, Recordings

This was tested by running local-plan collection locally and one example of the resource that raise a missing association entity is

dataset,resource,line-number,entry-number,field,entity,issue-type,value,message
plan-timetable,95b1fb985e0573bc4a658c3d9980716d0a66c37db750ca5a71b4a3b8875b2e9f,2,1,plan,5109768,missing associated entity,county-durham-plan,

Added/updated tests?

We encourage you to keep the code coverage percentage at 80% and above. Please refer to the Digital Land Testing Guidance for more information.

• Yes
• No, and this is why: please replace this line with details on why tests
  have not been included
• I need help with writing tests

[optional] Are there any post deployment tasks we need to perform?

[optional] Are there any dependencies on other PRs or Work?