Update dependency org.yaml:snakeyaml to v1.30

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.yaml:snakeyaml (source)	1.29 -> 1.30

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[codecov]

Codecov Report

Merging #4375 (3571e2d) into main (efeb653) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##               main    #4375   +/-   ##
=========================================
  Coverage     84.30%   84.30%           
  Complexity     3273     3273           
=========================================
  Files           473      473           
  Lines         10340    10340           
  Branches       1830     1830           
=========================================
  Hits           8717     8717           
  Misses          667      667           
  Partials        956      956           

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[chao2zhang]

The changes seem benign: https://bitbucket.org/snakeyaml/snakeyaml/wiki/Changes

1.30 (2021-12-14)

Migrate to new home: snakeyaml/snakeyaml
fixes for reading and writing comments
Fix #506: Improve parsing a number starting with 0x (thanks to Michael Ziwisky)