Update golangci to v1.61.0

[wetneb]

Summary

Update golangci from v1.51.1 to v1.59.1 v1.61.0

Ticket Link

Fixes #204.

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[hanzei]

LGTM 👍

golangci now returns a warning:

level=warning msg="[config_reader] The configuration option `linters.govet.check-shadowing` is deprecated. Please enable `shadow` instead, if you are not using `enable-all`."

Would you be open to also fixing the warning as part of this PR?

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[hanzei]

@Kshitij-Katiyar Gentle reminder to review the PR

[wetneb]

I've bumped the version to v1.61.0 as a way to generate activity on this PR so as to increase the chances of getting it merged at some point :)

[hanzei]

@wiggin77 Can you please take a look?

[mattermost-build]

This PR has been automatically labelled "stale" because it hasn't had recent activity.
A core team member will check in on the status of the PR to help with questions.
Thank you for your contribution!