[incident #1828157] WebGUI regression test fix

Signed-off-by: Tamas Levente Kiss <tamas.levente.kiss@ericsson.com>

test/Selenium/GuiEditor_CommonFunctions.py

@@ -141,7 +141,7 @@ def clickInTreeContextMenu(driver, node, menuText):
     actions.perform()
     time.sleep(0.5)
     
-    contextMenu = driver.find_element_by_class_name("jstree-contextmenu")
+    contextMenu = driver.find_element_by_class_name("jstree-default-contextmenu")
     items = contextMenu.find_elements_by_tag_name("li")
     for element in items:
         if menuText in element.text:
@@ -228,4 +228,4 @@ def dialogExists(driver, name):
 
 def pressDelete(driver):
     actions = ActionChains(driver)
-    actions.send_keys(Keys.DELETE).perform()
\ No newline at end of file
+    actions.send_keys(Keys.DELETE).perform()