Quotation marks are misrecognized in YAML

[VoxDai]

Hi, there are some issues when highlighting YAML files. Seems like it doesn't recognize quotation marks correctly.

For example:

[VoxDai]

It seems like the problem is caused by double forward slash // , not by quotation mark '
Here is an example comparing VSCode to Syntax:

And if I delete one slash mark in url, it would work just fine(if ignore line 4, hex esc is still not right), like this:

[VoxDai]

#104