MDL-65279 core: typo in categoriesandcourses fixed

AMOS BEGIN
 MOV [categoriesandcoures,core],[categoriesandcourses,core]
AMOS END

course/classes/management/helper.php

@@ -737,7 +737,7 @@ class helper {
      */
     public static function get_management_viewmodes() {
         return array(
-            'combined' => new \lang_string('categoriesandcoures'),
+            'combined' => new \lang_string('categoriesandcourses'),
             'categories' => new \lang_string('categories'),
             'courses' => new \lang_string('courses')
         );

course/tests/behat/behat_course.php

@@ -83,7 +83,7 @@ class behat_course extends behat_base {
 
         // Select Miscellaneous category.
         $this->i_click_on_category_in_the_management_interface(get_string('miscellaneous'));
-        $this->execute("behat_course::i_should_see_the_courses_management_page", get_string('categoriesandcoures'));
+        $this->execute("behat_course::i_should_see_the_courses_management_page", get_string('categoriesandcourses'));
 
         // Click create new course.
         $this->execute('behat_general::i_click_on_in_the',

lang/en/moodle.php

@@ -228,7 +228,7 @@ $string['cachecontrols'] = 'Cache controls';
 $string['cancel'] = 'Cancel';
 $string['cancelled'] = 'Cancelled';
 $string['categories'] = 'Course categories';
-$string['categoriesandcoures'] = 'Course categories and courses';
+$string['categoriesandcourses'] = 'Course categories and courses';
 $string['category'] = 'Category';
 $string['categoryadded'] = 'The category \'{$a}\' was added';
 $string['categorybulkaction'] = 'Bulk actions for selected categories';