Workaround limitation of jacoco

pom.xml

@@ -800,49 +800,9 @@
       </activation>
       <build>
         <plugins>
-          <plugin>
-            <artifactId>maven-antrun-plugin</artifactId>
-            <version>3.0.0</version>
-            <executions>
-              <execution>
-                <phase>
-                  process-test-classes
-                </phase>
-                <goals>
-                  <goal>run</goal>
-                </goals>
-                <configuration>
-                  <target>
-                    <!-- Copy production classes into folder for running tests -->
-                    <mkdir dir="${basedir}/target/classes-test-java11" />
-                    <delete>
-                      <fileset dir="${basedir}/target/classes-test-java11" includes="**/*"/>
-                    </delete>
-                    <copy todir="${basedir}/target/classes-test-java11">
-                      <fileset dir="${basedir}/target/classes" includes="org/**/*" />
-                      <fileset dir="${basedir}/target/classes/META-INF/versions/11" includes="org/**/*" />
-                    </copy>
-                  </target>
-                </configuration>
-              </execution>
-            </executions>
-          </plugin>
           <plugin>
             <artifactId>maven-surefire-plugin</artifactId>
             <executions>
-              <execution>
-                <id>java11-test</id>
-                <phase>test</phase>
-                <goals>
-                  <goal>test</goal>
-                </goals>
-                <configuration>
-                  <classesDirectory>${project.basedir}/target/classes-test-java11</classesDirectory>
-                  <useSystemClassLoader>false</useSystemClassLoader>
-                  <excludesFile>src/test/resources/slow-or-flaky-tests.txt</excludesFile>
-                  <argLine>@{jacoco.surefire.argLine} ${surefire.argLine} -Dtest.github.connector=httpclient</argLine>
-                </configuration>
-              </execution>
               <execution>
                 <id>java11-jar-test</id>
                 <phase>integration-test</phase>