Remove references to coveralls reporter for versions after 3.1.

No need for changes in versions prior to 3.1 fro now.
Cleanup of api is needed to do it.

Author: Jacek Gębal

src/test/java/org/utplsql/api/ReporterInspectorIT.java

@@ -32,7 +32,6 @@ void testGetReporterInfo() throws SQLException, InvalidVersionException {
 
         assertEquals(infos.get(CoreReporters.UT_COVERAGE_HTML_REPORTER.name()).getType(), ReporterInfo.Type.SQL_WITH_JAVA);
         assertEquals(infos.get(CoreReporters.UT_COVERAGE_SONAR_REPORTER.name()).getType(), ReporterInfo.Type.SQL);
-        assertEquals(infos.get(CoreReporters.UT_COVERALLS_REPORTER.name()).getType(), ReporterInfo.Type.SQL);
         assertEquals(infos.get(CoreReporters.UT_DOCUMENTATION_REPORTER.name()).getType(), ReporterInfo.Type.SQL_WITH_JAVA);
         assertEquals(infos.get(CoreReporters.UT_SONAR_TEST_REPORTER.name()).getType(), ReporterInfo.Type.SQL);
         assertEquals(infos.get(CoreReporters.UT_TEAMCITY_REPORTER.name()).getType(), ReporterInfo.Type.SQL);

src/test/java/org/utplsql/api/TestRunnerIT.java

@@ -53,7 +53,6 @@ void runWithManyReporters() throws SQLException {
                 .addReporter(CoreReporters.UT_DOCUMENTATION_REPORTER.name())
                 .addReporter(CoreReporters.UT_COVERAGE_HTML_REPORTER.name())
                 .addReporter(CoreReporters.UT_COVERAGE_SONAR_REPORTER.name())
-                .addReporter(CoreReporters.UT_COVERALLS_REPORTER.name())
                 .addReporter(CoreReporters.UT_SONAR_TEST_REPORTER.name())
                 .addReporter(CoreReporters.UT_TEAMCITY_REPORTER.name())
                 .addReporter(CoreReporters.UT_JUNIT_REPORTER.name())