-ise → -ize

Summary: This patch corrects two occurrences of -ise into -ize in the quotes, because US spelling.

Test Plan: Ought to be unproblematic.

Reviewers: Gallaecio

Reviewed By: Gallaecio

Subscribers: Itms, Stan, Freagarach, O8 JS GUI

Differential Revision: https://code.wildfiregames.com/D2246