B rename help message to use new class name

Co-Authored-By: Llewellyn Falco <[email protected]>

Author: LarsEckart

approvaltests/src/main/java/org/approvaltests/namer/AttributeStackSelector.java

@@ -132,7 +132,7 @@ private static void checkConditionsForAttribute(Class<? extends Annotation> attr
       if (NamerFactory.isEmpty())
       {
         throw new FormattedException("When using dynamic tests and Approvals, you need to use %s instead.",
-            "org.approvaltests.integrations.junit5.JUnit5Approvals.dynamicTest(String, Executable)");
+            "org.approvaltests.integrations.junit5.JupiterApprovals.dynamicTest(String, Executable)");
       }
     }
   }

approvaltests/src/test/java/org/approvaltests/namer/JUnit5StackTraceNamerTest.java

@@ -114,7 +114,7 @@ Collection<DynamicTest> testFactory2()
       catch (RuntimeException e)
       {
         assertEquals(
-            "When using dynamic tests and Approvals, you need to use org.approvaltests.integrations.junit5.JUnit5Approvals.dynamicTest(String, Executable) instead.",
+            "When using dynamic tests and Approvals, you need to use org.approvaltests.integrations.junit5.JupiterApprovals.dynamicTest(String, Executable) instead.",
             e.getMessage());
       }
     }));