Tests: Aligned tests to work with the CSP directives (see [ckeditor/ckeditor5#335](https://github.com/ckeditor/ckeditor5/issues/335)).
@@ -1,3 +1,6 @@
+<head>
+ <meta http-equiv="Content-Security-Policy" content="style-src * 'unsafe-inline'; script-src * 'unsafe-inline'">
+</head>
<div class="container h-100">
<div class="row h-100 justify-content-center align-items-center">
<div class="modal fade" id="modal" tabindex="-1" role="dialog" aria-labelledby="modal" aria-hidden="true">