Upgrade jacoco-maven-plugin from 0.8.8 to 0.8.12.

Author: sutra

pom.xml

@@ -468,7 +468,7 @@
                 <plugin>
                     <groupId>org.jacoco</groupId>
                     <artifactId>jacoco-maven-plugin</artifactId>
-                    <version>0.8.8</version>
+                    <version>0.8.12</version>
                 </plugin>
                 <plugin>
                     <groupId>com.amashchenko.maven.plugin</groupId>