Merge pull request #762 from grails/renovate/snakeyamlversion

Update dependency org.yaml:snakeyaml to v2.2

Author: puneetbehl

gradle.properties

@@ -18,7 +18,7 @@ seleniumSafariDriverVersion=3.14.0
 seleniumVersion=3.14.0
 servletApiVersion=4.0.1
 slf4jVersion=1.7.36
-snakeyamlVersion=2.0
+snakeyamlVersion=2.2
 spockVersion=2.1-groovy-3.0
 springBootVersion=2.7.16
 springVersion=5.3.29