small refactoring

msa/black-box-tests/src/test/java/org/thingsboard/server/msa/ui/pages/DevicePageHelper.java

@@ -91,7 +91,6 @@ public class DevicePageHelper extends DevicePageElements {
         customerOptionBtn().click();
         assignOnCustomerField().click();
         entityFromList(customerTitle).click();
-        customerOptionBtn().click();
+        sleep(2); //waiting for the action to count
-        sleep(1);
     }
 }

msa/black-box-tests/src/test/java/org/thingsboard/server/msa/ui/tests/devicessmoke/CreateDeviceTest.java

@@ -92,7 +92,7 @@ public class CreateDeviceTest extends AbstractDeviceTest {
 
     @Test(groups = "smoke")
     @Description("Create a device with the same name")
-    public void createRuleChainWithSameName() {
+    public void createDeviceWithSameName() {
         Device device = testRestClient.postDevice("", EntityPrototypes.defaultDevicePrototype(ENTITY_NAME));
         deviceName = device.getName();