build(deps): bump yamllint from 1.37.1 to 1.38.0 in /yaml (#285)

Bumps [yamllint](https://github.com/adrienverge/yamllint) from 1.37.1 to 1.38.0.
- [Release notes](https://github.com/adrienverge/yamllint/releases)
- [Changelog](https://github.com/adrienverge/yamllint/blob/master/CHANGELOG.rst)
- [Commits](adrienverge/yamllint@v1.37.1...v1.38.0)

---
updated-dependencies:
- dependency-name: yamllint
  dependency-version: 1.38.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

yaml/requirements.txt

@@ -1,4 +1,4 @@
 jsonfmt==0.2.7
 remarshal==1.2.0
-yamllint==1.37.1
+yamllint==1.38.0
 yamlpath==3.8.2