fix: upgrade org.yaml:snakeyaml from 2.4 to 2.5

Snyk has created this PR to upgrade org.yaml:snakeyaml from 2.4 to 2.5.

See this package in maven:
org.yaml:snakeyaml

See this project in Snyk:
https://app.snyk.io/org/pkiraly/project/1edd575e-5f6e-416c-b516-e938a0e826df?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

pom.xml

@@ -179,7 +179,7 @@
     <dependency>
       <groupId>org.yaml</groupId>
       <artifactId>snakeyaml</artifactId>
-      <version>2.4</version>
+      <version>2.5</version>
     </dependency>
     <!-- command line interface -->
     <dependency>