use correct jacoco version

Author: infeo

pom.xml

@@ -31,7 +31,7 @@
 
 		<!-- build plugin dependencies -->
 		<dependency-check.version>6.1.6</dependency-check.version>
-		<jacoco.version>0.8.7</jacoco.version>
+		<jacoco.version>0.8.6</jacoco.version>
 		<nexus-staging.version>1.6.8</nexus-staging.version>
 	</properties>