deps: update dependency org.easymock:easymock to v5.6.0 (#1475)

Author: renovate-bot

pom.xml

@@ -15,7 +15,7 @@
 
   <properties>
     <logback.version>1.2.13</logback.version>
-    <easymock.version>5.5.0</easymock.version>
+    <easymock.version>5.6.0</easymock.version>
     <truth.version>1.4.4</truth.version>
     <logging.version>3.22.3</logging.version>
     <slf4j.version>1.7.36</slf4j.version>