dev-haskell/async: Sync keywords

Signed-off-by: hololeap <hololeap@protonmail.com>

Author: hololeap

dev-haskell/async/async-2.2.5-r1.ebuild

@@ -16,7 +16,7 @@ HOMEPAGE="https://github.com/simonmar/async"
 
 LICENSE="BSD"
 SLOT="0/${PV}"
-KEYWORDS="~amd64"
+KEYWORDS="~amd64 ~arm64 ~ppc64 ~riscv ~x86"
 
 RDEPEND=">=dev-haskell/hashable-1.1.2.0:=[profile?] <dev-haskell/hashable-1.6:=[profile?]
 	>=dev-lang/ghc-9.0.2:=