FE: Topics: Remove a success message upon creating a topic (#3580)

Co-authored-by: Roman Zabaluev <rzabaluev@provectus.com>
Co-authored-by: VladSenyuta <vlad.senyuta@gmail.com>

kafka-ui-e2e-checks/src/test/java/com/provectus/kafka/ui/smokesuite/topics/TopicsTest.java

@@ -486,11 +486,7 @@ public class TopicsTest extends BaseTest {
     topicDetails
         .waitUntilScreenReady();
     TOPIC_LIST.add(topicToCopy);
-    SoftAssert softly = new SoftAssert();
-    softly.assertTrue(topicDetails.isAlertWithMessageVisible(SUCCESS, "Topic successfully created."),
-        "isAlertWithMessageVisible()");
-    softly.assertTrue(topicDetails.isTopicHeaderVisible(topicToCopy.getName()), "isTopicHeaderVisible()");
-    softly.assertAll();
+    Assert.assertTrue(topicDetails.isTopicHeaderVisible(topicToCopy.getName()), "isTopicHeaderVisible()");
   }
 
   @AfterClass(alwaysRun = true)

kafka-ui-react-app/src/lib/hooks/api/topics.ts

@@ -122,9 +122,6 @@ export function useCreateTopicMutation(clusterName: ClusterName) {
       }),
     {
       onSuccess: () => {
-        showSuccessAlert({
-          message: `Topic successfully created.`,
-        });
         client.invalidateQueries(topicKeys.all(clusterName));
       },
     }