Cleanup tests (#218)

Co-authored-by: Moderne <team@moderne.io>

Author: slachiewicz

src/test/java/org/apache/maven/reporting/AbstractMavenReportRendererTest.java

@@ -31,7 +31,7 @@
 /**
  * Test case for some public method in AbstractMavenReportRenderer.
  */
-public class AbstractMavenReportRendererTest {
+class AbstractMavenReportRendererTest {
     private static List<String> applyPattern(String pattern) throws Throwable {
         try {
             Method method = AbstractMavenReportRenderer.class.getDeclaredMethod("applyPattern", String.class);
@@ -68,7 +68,7 @@ private static void checkPatternIllegalArgument(String cause, String pattern) th
      * @throws Throwable if any
      */
     @Test
-    public void testApplyPattern() throws Throwable {
+    void applyPattern() throws Throwable {
         // the most simple test
         checkPattern("test {text,url}", new String[] {"test ", null, "text", "url"});