fix includes

Author: szabgab

books/perl-testing/src/testing-web/bad-html.md

@@ -1,4 +1,4 @@
 # What is this bad HTML ?
 
-{% embed include file="src/examples/www/server/html/bad.html)
+{% embed include file="src/examples/www/server/html/bad.html" %}
 

books/perl-testing/src/testing-web/test-w3c-local.md

@@ -15,7 +15,8 @@ Copy the Apache configuration file and wrap it with a virtual host configuration
 
 Then access the page via http://w3c.local/w3c-markup-validator/
 
-{% embed include file="src/examples/www/w3c.conf)
+{% embed include file="src/examples/www/w3c.conf" %}
+
 {% embed include file="src/examples/www/w3c_validate.pl" %}