The point is that his work (and by extension himself) was encyclopedia-worthy long before he got the prize. Or he wouldn't have gotten the prize. Wikipedia doesn't wait until after the oscars to include movie.
Also, one criteria which Wikipedia must, by necessity, use, is “published articles in other media about the subject”. If other media are, in general, biased, this would lead to a dearth of articles in other media, which in turn would lead to Wikipedia rejecting new WP articles.
Wikipedia editors are not out there to suppress women— The fact that this de facto happens is more likely a reflection of systemic social issues.
> is more likely a reflection of systemic social issues.
contradicts
> Wikipedia editors are not out there to suppress women