WebKit export: Remove perfectly valid progress() test from invalid examples test (#50615)

https://bugs.webkit.org/show_bug.cgi?id=286560

Co-authored-by: Sam Weinig <[email protected]>

Author: nt1m

css/css-values/progress-invalid.tentative.html

@@ -30,7 +30,6 @@
 test_invalid_number('progress(0,,, 10,, 200)');
 test_invalid_number('progress(0,,, 10,,, 200)');
 test_invalid_number('progress(0,, 10,, 200)');
-test_invalid_number('progress(0, 10, 200)');
 test_invalid_number('progress(0 from 10 to 200)');
 
 // General tests