Update jacoco-maven-plugin: 0.8.7 -> 0.8.8

This release adds support for Java 17 and 18,
as well as experimental support for Java 19.

Author: ctrueden

pom.xml

@@ -304,7 +304,7 @@
 		<exists-maven-plugin.version>0.8.0</exists-maven-plugin.version>
 		<formatter-maven-plugin.version>2.16.0</formatter-maven-plugin.version>
 		<impsort-maven-plugin.version>1.6.2</impsort-maven-plugin.version>
-		<jacoco-maven-plugin.version>0.8.7</jacoco-maven-plugin.version>
+		<jacoco-maven-plugin.version>0.8.8</jacoco-maven-plugin.version>
 		<javafx-maven-plugin.version>8.8.3</javafx-maven-plugin.version>
 		<maven-graph-plugin.version>1.45</maven-graph-plugin.version>
 		<nexus-staging-maven-plugin.version>1.6.8</nexus-staging-maven-plugin.version>