Remove unnecessary @qtwebengine_createWindow tags

Since we did now remove the error message, some more tests actually run
fine without the createWindow patch.

tests/end2end/features/misc.feature

@@ -616,7 +616,6 @@ Feature: Various utility commands.
         And I run :click-element id qute-input
         Then "Clicked editable element!" should be logged
 
-    @qtwebengine_createWindow
     Scenario: Clicking an element with tab target
         When I open data/click_element.html
         And I run :tab-only

tests/end2end/features/tabs.feature

@@ -798,7 +798,6 @@ Feature: Tab management
 
     # tab settings
 
-    @qtwebengine_createWindow
     Scenario: opening links with tabs->background-tabs true
         When I set tabs -> background-tabs to true
         And I open data/hints/html/simple.html
@@ -808,7 +807,6 @@ Feature: Tab management
             - data/hints/html/simple.html (active)
             - data/hello.txt
 
-    @qtwebengine_createWindow
     Scenario: opening tab with tabs->new-tab-position left
         When I set tabs -> new-tab-position to left
         And I set tabs -> background-tabs to false
@@ -821,7 +819,6 @@ Feature: Tab management
             - data/hello.txt (active)
             - data/hints/html/simple.html
 
-    @qtwebengine_createWindow
     Scenario: opening tab with tabs->new-tab-position right
         When I set tabs -> new-tab-position to right
         And I set tabs -> background-tabs to false
@@ -834,7 +831,6 @@ Feature: Tab management
             - data/hints/html/simple.html
             - data/hello.txt (active)
 
-    @qtwebengine_createWindow
     Scenario: opening tab with tabs->new-tab-position first
         When I set tabs -> new-tab-position to first
         And I set tabs -> background-tabs to false
@@ -847,7 +843,6 @@ Feature: Tab management
             - about:blank
             - data/hints/html/simple.html
 
-    @qtwebengine_createWindow
     Scenario: opening tab with tabs->new-tab-position last
         When I set tabs -> new-tab-position to last
         And I set tabs -> background-tabs to false