tests(images): fix standard testsuite images test

test/cases/images.html

@@ -1,4 +1,4 @@
-<p><img src="/path/to/img.jpg" alt="Alt text" title="" /></p>
+<p><img src="/path/to/img.jpg" alt="Alt text" /></p>
 
 <p><img src="/path/to/img.jpg" alt="Alt text" title="Optional title" /></p>