Merge pull request #75 from jvm-operators/snake-yaml-align

snake-yaml version align w/ spark

Author: jkremser

pom.xml

@@ -76,7 +76,7 @@
         <fabric8.zjsonpatch.version>0.3.0</fabric8.zjsonpatch.version>
         <prometheus.metrics.version>0.6.0</prometheus.metrics.version>
         <guava.version>23.0</guava.version>
-        <snakeyaml.version>1.24</snakeyaml.version>
+        <snakeyaml.version>1.23</snakeyaml.version>
         <slf4j.version>1.7.16</slf4j.version>
         <junit.version>4.12</junit.version>
     </properties>