Bump org.yaml:snakeyaml from 1.24 to 2.6 (#847)

Bumps [org.yaml:snakeyaml](https://bitbucket.org/snakeyaml/snakeyaml) from 1.24 to 2.6.
- [Commits](https://bitbucket.org/snakeyaml/snakeyaml/branches/compare/snakeyaml-2.6..snakeyaml-1.24)

---
updated-dependencies:
- dependency-name: org.yaml:snakeyaml
  dependency-version: '2.6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

gradle/libs.versions.toml

@@ -96,7 +96,7 @@ reactor-test = { module = "io.projectreactor:reactor-test", version.ref = "react
 
 reactor-grpc-stub = "com.salesforce.servicelibs:reactor-grpc-stub:1.2.0"
 
-snake-yaml = "org.yaml:snakeyaml:1.24"
+snake-yaml = "org.yaml:snakeyaml:2.6"
 
 spockframework-core = "org.spockframework:spock-core:2.4-groovy-5.0"