Update DCV checksum and changelog

[himani2411]

Description of changes

• Update DCV checksum and changelog
  release 3.9 -> [release-3.9]Adding Minor changes for CHANGELOG.md #2686

Tests

• Describe the automated and/or manual tests executed to validate the patch.
• Describe the added/modified tests.

References

• Link to impacted open issues.
• Link to related PRs in other packages (i.e. cookbook, node).
• Link to documentation useful to understand the changes.

Checklist

• Make sure you are pointing to the right branch.
• If you're creating a patch for a branch other than develop add the branch name as prefix in the PR title (e.g. [release-3.6]).
• Check all commits' messages are clear, describing what and why vs how.
• Make sure to have added unit tests or integration tests to cover the new/modified code.
• Check if documentation is impacted by this change.

Please review the guidelines for contributing and Pull Request Instructions.

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 76.48%. Comparing base (b706ae0) to head (6f609bd).

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #2685   +/-   ##
========================================
  Coverage    76.48%   76.48%           
========================================
  Files           22       22           
  Lines         2220     2220           
========================================
  Hits          1698     1698           
  Misses         522      522           

Flag	Coverage Δ
unittests	76.48% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.