CI: Update language code for Hebrew course in automated courses filler

Author: ywarnier

tests/datafiller/data_courses.php

@@ -116,7 +116,7 @@
     'title' => 'עברית למתחילים',
     'description' => '',
     'category_code' => 'LANG',
-    'course_language' => 'he',
+    'course_language' => 'he_IL',
     'user_id' => 1,
     'expiration_date' => '2030-09-01 00:00:00',
     'exemplary_content' => false,