Remove the type attribute

[joashrajin]

We currently have <script type='text/javascript'> but this type attribute is not needed, and the validator warns about it.

In HTML5, the type attribute for the <script> tag is not required and defaults to text/javascript. Including it is unnecessary, unless we want to ensure backwards compatibility

Steps to Reproduce

1. Add inline code
2. Notice it adds <script type='text/javascript'>
3. Notice validation error due to type