update jacoco version in classpath computing

Author: andre15silva

src/main/java/fr/spoonlabs/flacoco/core/coverage/framework/TestFrameworkStrategy.java

@@ -72,7 +72,7 @@ protected String computeClasspath() {
 				+ mavenHome + "org/junit/platform/junit-platform-engine/1.3.2/junit-platform-engine-1.3.2.jar" + File.pathSeparatorChar
 				+ mavenHome + "org/junit/platform/junit-platform-launcher/1.3.2/junit-platform-launcher-1.3.2.jar";
 
-		jacocoClassPath = mavenHome + "org/jacoco/org.jacoco.core/0.8.7/org.jacoco.core-0.8.7.jar";
+		jacocoClassPath = mavenHome + "org/jacoco/org.jacoco.core/0.8.8/org.jacoco.core-0.8.8.jar";
 
 		// Add JUnit dependencies
 		if (config.getCustomJUnitClasspath() != null)