Upgrade to SnakeYAML 2.3

Closes gh-1096

Author: rainboyan

gradle/libs.versions.toml

@@ -59,7 +59,7 @@ rxjava2 = "2.2.21"
 rxjava3 = "3.1.10"
 sitemesh = "2.6.0"
 slf4j = "2.0.17"
-snakeyaml = "2.2"
+snakeyaml = "2.3"
 spock = "2.3-groovy-4.0"
 spring-boot = "3.4.6"
 spring-dependency-management = "1.1.7"