chore: improve PR template

[i-am-SR]

Description

Why is this change being made?

1. Standardize the PR process by adding reviewee and reviewer checklists that ensure consistent validation steps, improve code quality, and make reviews more efficient.

What is changing?

1. Setting up change review template for the repo.

Related Links

• Issue #, if available: N/A

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Testing

How was this tested?

1. Validated the MD preview. The template needs to be merged to the main branch to be auto applied.

When testing locally, provide testing artifact(s):

1. N/A

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Reviewee Checklist

Update the checklist after submitting the PR

• I have reviewed, tested and understand all changes
  If not, why:
• I have filled out the Description and Testing sections above
  If not, why:
• Build and Unit tests are passing
  If not, why: Just an MD update. No code changes.
• Unit test coverage check is passing
  If not, why: Just an MD update. No code changes.
• Integration tests pass locally
  If not, why: Just an MD update. No code changes.
• I have updated integration tests (if needed)
  If not, why: Just an MD update. No code changes.
• I have ensured no sensitive information is leaking (i.e., no logging of sensitive fields, or otherwise)
  If not, why:
• I have added explanatory comments for complex logic, new classes/methods and new tests
  If not, why: Just an MD update. No code changes.
• I have updated README/documentation (if needed)
  If not, why: No relevant doc changes required.
• I have clearly called out breaking changes (if any)
  If not, why: Just an MD update. No code changes.

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Reviewer Checklist

All reviewers please ensure the following are true before reviewing:

• Reviewee checklist has been accurately filled out
• Code changes align with stated purpose in description
• Test coverage adequately validates the changes

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By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 92.14%. Comparing base (b2a5dd0) to head (4e078df).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #171   +/-   ##
=======================================
  Coverage   92.14%   92.14%           
=======================================
  Files          14       14           
  Lines        2405     2405           
  Branches     2405     2405           
=======================================
  Hits         2216     2216           
  Misses        143      143           
  Partials       46       46           

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