Add pytest command line option to skip resource teardown

[vepatel]

Proposed changes

• Add pytest command line option to skip resource teardown (only "yes" and "no" values are accepted, anything else will result in failure at setup with message)

Usage:

>>>pytest -s -v -m vs --skip-fixture-teardown="yes"

<TEST_START>
Tests will use this kubeconfig: /Users/<username>/.kube/config
Tests will use a current context: <CONTEXT_NAME>
Tests will use the image: <link_to_image_repo>
Tests will run with the image-pull-policy: Always
Tests will use the IC deployment of type: deployment
Tests will run against the IC of type: nginx-ingress
Number of pods spun up will be : 1
Tests will use Service of this type: loadbalancer
All test fixtures be available for debugging: yes, /// ONLY USE THIS OPTION FOR INDIVIDUAL TEST DEBUGGING ///
------------------------- Create IC Prerequisites  -----------------------------------
.
.
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<TEST_RUN>
.
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===================== WARNING =====================
Make sure to remove resources from this test run manually using kubectl utility

PASSED
<TEST_END>

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have checked that all unit tests pass after adding my changes
• I have updated necessary documentation
• I have rebased my branch onto main
• I will ensure my PR is targeting the main branch and pulling from my branch from my own fork