Marking GrpcServerRule as final

[amitdesai03]

No description provided.

[thelinuxfoundation]

Thank you for your pull request. Before we can look at your contribution, we need to ensure all contributors are covered by a Contributor License Agreement.

After the following items are addressed, please respond with a new comment here, and the automated system will re-verify.

• One or more commits are not associated with a GitHub user. The email used in the Git commit must match a verified email address in a GitHub user profile. For more information, please see https://help.github.com/articles/why-are-my-commits-linked-to-the-wrong-user/

Regards,
CLA GitHub bot

[amitdesai03]

Issue Reference: #4239

[amitdesai03]

oops, my email id was not referenced in this github account, corrected

[amitdesai03]

Signed CLA

[carl-mastrangelo]

LGTM

@dapengzhang0 Want to merge?

[dapengzhang0]

LGTM

[dapengzhang0]

@amitdesai03 Thank you for the fix!