Fix fill rule bug for the *_off icons

Before: https://screenshot.googleplex.com/DzjjMVgELqnmeac
After: https://screenshot.googleplex.com/92dyhUyg8TWrfbL

Their "cross bar" strokes are stacked or filled as Evenodd, while
Nonzero is expected. A new command was added to explicitly configure
file type.

BUG=330601413
TEST=see screenshot above

Change-Id: I585f342574fd7a2d20c96019d9684fe44a4a9b4d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5426312


Commit-Queue: Xinan Lin <linxinan@chromium.org>
Reviewed-by: David Yeung <dayeung@chromium.org>
Reviewed-by: Evan Stade <estade@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1283475}