Update latest agent/cluster agent version to 7.61.0 (#1622)

[swang392]

What does this PR do?

Cherry-pick #1622

Motivation

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Additional Notes

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Minimum Agent Versions

Are there minimum versions of the Datadog Agent and/or Cluster Agent required?

• Agent: vX.Y.Z
• Cluster Agent: vX.Y.Z

Describe your test plan

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Checklist

• PR has at least one valid label: bug, enhancement, refactoring, documentation, tooling, and/or dependencies
• PR has a milestone or the qa/skip-qa label

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 48.76%. Comparing base (6f16970) to head (038bf98).

Additional details and impacted files

@@           Coverage Diff           @@
##            v1.12    #1625   +/-   ##
=======================================
  Coverage   48.76%   48.76%           
=======================================
  Files         235      235           
  Lines       21125    21125           
=======================================
  Hits        10301    10301           
  Misses      10287    10287           
  Partials      537      537           

Flag	Coverage Δ
unittests	48.76% <ø> (ø)

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

Files with missing lines	Coverage Δ
pkg/defaulting/images.go	100.00% <ø> (ø)

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