Fix css/css-typed-om/the-stylepropertymap/properties/fill-opacity.html to match the latest specification

[cdumez]

422c18c

Fix css/css-typed-om/the-stylepropertymap/properties/fill-opacity.html to match the latest specification
https://bugs.webkit.org/show_bug.cgi?id=249588

Reviewed by Cameron McCormack.

Fix css/css-typed-om/the-stylepropertymap/properties/fill-opacity.html to match
the latest specification:
- https://svgwg.org/svg2-draft/painting.html#FillOpacity

The specification allows percentages, not just numbers.

* LayoutTests/imported/w3c/web-platform-tests/css/css-typed-om/the-stylepropertymap/properties/fill-opacity-expected.txt:
* LayoutTests/imported/w3c/web-platform-tests/css/css-typed-om/the-stylepropertymap/properties/fill-opacity.html:

Canonical link: https://commits.webkit.org/258096@main

5755493

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 🧪 win
	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🛠 gtk	✅ 🛠 wincairo
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🧪 gtk-wk2
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 api-gtk
	✅ 🛠 tv	✅ 🧪 mac-wk2
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	✅ 🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[webkit-early-warning-system]

EWS run on current version of this PR (hash 5755493)

Misc	iOS, tvOS & watchOS	macOS	Linux	Windows
✅ 🧪 style	✅ 🛠 ios	✅ 🛠 mac	✅ 🛠 wpe	✅ 🛠 🧪 win
	✅ 🛠 ios-sim	✅ 🛠 mac-AS-debug	✅ 🛠 gtk	✅ 🛠 wincairo
✅ 🧪 webkitperl	✅ 🧪 ios-wk2	✅ 🧪 api-mac	✅ 🧪 gtk-wk2
	✅ 🧪 api-ios	✅ 🧪 mac-wk1	✅ 🧪 api-gtk
	✅ 🛠 tv	✅ 🧪 mac-wk2
	✅ 🛠 tv-sim	✅ 🧪 mac-AS-debug-wk2
	✅ 🛠 watch	✅ 🧪 mac-wk2-stress
✅ 🛠 🧪 merge	✅ 🛠 watch-sim

[cdumez]

Upstream PR: web-platform-tests/wpt#37580

[webkit-commit-queue]

Committed 258096@main (422c18c): https://commits.webkit.org/258096@main

Reviewed commits have been landed. Closing PR #7855 and removing active labels.