Update jacoco

Author: 신현일/클라우드개발센터/NE

pom.xml

@@ -23,7 +23,7 @@
     <junit.platform.version>1.2.0</junit.platform.version>
     <hamcrest.version>1.3</hamcrest.version>
     <mockito.version>2.21.0</mockito.version>
-    <jacoco.plugin.version>0.8.1</jacoco.plugin.version>
+    <jacoco.plugin.version>0.8.4</jacoco.plugin.version>
   </properties>
 
   <dependencies>