refactor: remove acceptance tests scenarios for updating content of file

tests/acceptance/features/webUITextEditor/textFile.feature

@@ -17,29 +17,6 @@ Feature: create markdown files
     Then as "Alice" file "simple_new.md" should exist in the server
     And file "simple_new.md" should be listed on the webUI
 
-  @disablePreviews
-  Scenario: update a markdown file with new content
-    Given the user has opened file "simple.md" in the text editor webUI
-    When the user inputs the content "updated content" in the text editor webUI
-    And the user saves the file in the text editor webUI
-    And the user closes the text editor using the webUI
-    Then as "Alice" the file "simple.md" should have the content "updated content" in the server
-
-  @disablePreviews
-  Scenario: append new content in a markdown file
-    Given the user has opened file "simple.md" in the text editor webUI
-    When the user appends the content " new content added" in the text editor webUI
-    And the user saves the file in the text editor webUI
-    And the user closes the text editor using the webUI
-    Then as "Alice" the file "simple.md" should have the content "simple markdown file new content added" in the server
-
-  @disablePreviews
-  Scenario: close the text editor without saving the updated content
-    Given the user has opened file "simple.md" in the text editor webUI
-    When the user inputs the content "updated content" in the text editor webUI
-    And the user closes the text editor using the webUI
-    And as "Alice" the file "simple.md" should have the content "simple markdown file" in the server
-
   @disablePreviews
   Scenario: preview content of the file
     When the user opens file "simple.md" in the text editor webUI