Feat add parallel testing capabilities

[suneel944]

Description

• Added parallel testing capabilities
• Added custom tags to test layer
• Updated common config with new section to store waits related info
• Updated readme file with information regarding the common config template and how to run test in parallel
• Added pytest.ini file to register custom tags to segregate tests for various run scenarios

Related Issue(s)

N/A

Motivation and Context

To decrease the time of execution by running the tests in parallel mode

How Has This Been Tested?

This has been tested locally

Screenshots (if appropriate):

python_parallel_run_sample.webm

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update (if none of the other choices apply)
• Other (please describe):

Checklist:

• My code follows the code style of this project.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• My changes generate no new warnings.
• I have added tests to cover my changes.
• All new and existing tests passed.
• Any dependent changes have been merged and published in downstream modules.
• The documentation is up-to-date.