media-video/mpv: remove obsolete configure option in 9999

Also sync KEYWORDS with 0.24.0 ebuild.

Closes: https://github.com/gentoo/gentoo/pull/4413
Gentoo-Bug: 614990
Package-Manager: Portage-2.3.5, Repoman-2.3.2

media-video/mpv/mpv-9999.ebuild

@@ -15,7 +15,7 @@ HOMEPAGE="https://mpv.io/"
 
 if [[ ${PV} != *9999* ]]; then
 	SRC_URI="https://github.com/mpv-player/mpv/archive/v${PV}.tar.gz -> ${P}.tar.gz"
-	KEYWORDS="~amd64 ~hppa ~x86 ~amd64-linux"
+	KEYWORDS="~amd64 ~arm ~hppa ~ppc ~ppc64 ~x86 ~amd64-linux"
 	DOCS=( RELEASE_NOTES )
 else
 	EGIT_REPO_URI=( {https,git}://github.com/mpv-player/mpv.git )
@@ -255,7 +255,6 @@ src_configure() {
 		$(use_enable jpeg)
 		--disable-android
 		$(use_enable raspberry-pi rpi)
-		$(usex opengl "$(use_enable !aqua standard-gl)" '--disable-standard-gl')
 		--disable-ios-gl
 		$(usex libmpv "$(use_enable opengl plain-gl)" '--disable-plain-gl')
 		--disable-mali-fbdev	# Only available in overlays.