MDL-78885 aria: Fix pressing Home and End on editable comboboxes

grade/report/grader/tests/behat/tertiary_navigation_searching.feature

@@ -244,10 +244,6 @@ Feature: Within the grader report, test that we can search for users
     And the page should meet accessibility standards with "wcag131, wcag141, wcag412" extra tests
     And I press the down key
     And ".active" "css_element" should exist in the "Student 1" "option_role"
-    And I press the end key
-    And ".active" "css_element" should exist in the "View all results (5)" "option_role"
-    And I press the home key
-    And ".active" "css_element" should exist in the "Student 1" "option_role"
     And I press the up key
     And ".active" "css_element" should exist in the "View all results (5)" "option_role"
     And I press the down key

grade/report/singleview/tests/behat/usersearch.feature

@@ -188,10 +188,6 @@ Feature: Within the singleview report, a teacher can search for users.
     When I wait until "Turtle Manatee" "option_role" exists
     And I press the down key
     And ".active" "css_element" should exist in the "Student 1" "option_role"
-    And I press the end key
-    And ".active" "css_element" should exist in the "Dummy User" "option_role"
-    And I press the home key
-    And ".active" "css_element" should exist in the "Student 1" "option_role"
     And I press the up key
     And ".active" "css_element" should exist in the "Dummy User" "option_role"
     And I press the down key

grade/report/user/tests/behat/usersearch.feature

@@ -205,10 +205,6 @@ Feature: Within the User report, a teacher can search for users.
     When "Turtle Manatee" "option_role" should exist
     And I press the down key
     And ".active" "css_element" should exist in the "Student 1" "option_role"
-    And I press the end key
-    And ".active" "css_element" should exist in the "View all results (5)" "option_role"
-    And I press the home key
-    And ".active" "css_element" should exist in the "Student 1" "option_role"
     And I press the up key
     And ".active" "css_element" should exist in the "View all results (5)" "option_role"
     And I press the down key

theme/boost/amd/src/aria.js

@@ -313,9 +313,9 @@ const comboboxFix = () => {
                     if (editable && !next) {
                         next = options[options.length - 1];
                     }
-                } else if (trigger == 'Home') {
+                } else if (trigger == 'Home' && !editable) {
                     next = options[0];
-                } else if (trigger == 'End') {
+                } else if (trigger == 'End' && !editable) {
                     next = options[options.length - 1];
                 } else if ((trigger == ' ' && !editable) || trigger == 'Enter') {
                     e.preventDefault();