[1.3] Bump snakeyaml to 2.0

[rupal-bq]

Description

• Backport Bump SnakeYAML Version #1465

Issues Resolved

• CVE-2022-1471

Check List

• New functionality includes testing.
  • All tests pass, including unit test, integration test and doctest
• New functionality has been documented.
  • New functionality has javadoc added
  • New functionality has user manual doc added
• Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.
For more information on following Developer Certificate of Origin and signing off your commits, please check here.

[codecov-commenter]

Codecov Report

Merging #1513 (3e5b476) into 1.3 (2c2e257) will not change coverage.
The diff coverage is n/a.

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@@            Coverage Diff            @@
##                1.3    #1513   +/-   ##
=========================================
  Coverage     76.55%   76.55%           
  Complexity      283      283           
=========================================
  Files            38       38           
  Lines          2158     2158           
  Branches        228      228           
=========================================
  Hits           1652     1652           
  Misses          365      365           
  Partials        141      141           

Flag	Coverage Δ
opensearch-observability	76.55% <ø> (ø)

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