build(pom): bump jacoco-maven-plugin version to 0.8.8

Author: PhantomThief

pom.xml

@@ -17,7 +17,7 @@
 
         <maven-surefire-plugin.version>3.0.0-M7</maven-surefire-plugin.version>
         <nexus-staging-maven-plugin.version>1.6.13</nexus-staging-maven-plugin.version>
-        <jacoco-maven-plugin.version>0.8.6</jacoco-maven-plugin.version>
+        <jacoco-maven-plugin.version>0.8.8</jacoco-maven-plugin.version>
         <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
         <maven-javadoc-plugin.version>3.4.0</maven-javadoc-plugin.version>
         <maven-source-plugin.version>3.2.1</maven-source-plugin.version>