Container detector module kubernetes properties (pod.uid)

[rahulmukherjee68]

trafficstars

Container detector module kubernetes properties

With this module customer can independently detect the k8s properties like pod.id as a part of span resource attributes and further can be used to correlate any problem with infra instrumentation

Fixes #1474

Type of change

Please delete options that are not relevant.

• [ ] Bug fix (non-breaking change which fixes an issue)
• [X] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [x] This change requires a documentation update

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• [x] tox -e test-resource-detector-kubernetes

Does This PR Require a Core Repo Change?

• [ ] Yes. - Link to PR:
• [X] No.

Checklist:

See contributing.md for styleguide, changelog guidelines, and more.

• [x] Followed the style guidelines of this project
• [x] Changelogs have been updated
• [x] Unit tests have been added
• [x] Documentation has been updated