Proper highlighting for commented-out ASS lines

[sukerokushin]

Title's kind of self-explanatory, but I do think this would benefit the readability of the script, as well as be a useful immediate visual indicator for a commented-out line.

[Yesterday17]

Implemented in the latest commit, but I forgot how to publish it to the marketplace...

[sukerokushin]

lmfao thanks a ton, dont sweat it