Remove error event listener before releasing connection back to pool

[vinod-hansda]

Checklist

• DCO (Developer Certificate of Origin) signed in all commits
• npm test passes on your machine
• New tests added or existing tests modified to cover all changes
• Code conforms with the style guide
• Commit messages are following our guidelines

[dhmlau]

@vinod-hansda, thanks for your contribution. Your change LGTM.

[dhmlau]

@vinod-hansda, could you please look into the commit linting error?
My suggestion would be to update it as:

fix: remove error event listener before releasing connection back to pool

Thanks.

[vinod-hansda]

@vinod-hansda, could you please look into the commit linting error? My suggestion would be to update it as:

fix: remove error event listener before releasing connection back to pool

Thanks.

@dhmlau , I have updated the commit as suggested to fix the lint issue.
Thanks

[dhmlau]

@vinod-hansda, I've squashed your commits, so that all the commit messages adhere to the commit format guideline.
Now your PR has been merged! Thanks again for your contribution.