testing/rasqal: upgrade to 0.9.21

testing/rasqal/APKBUILD

 # Contributor: William Pitcock <nenolod@dereferenced.org>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=rasqal
-pkgver=0.9.20
-pkgrel=2
+pkgver=0.9.21
+pkgrel=0
 pkgdesc="RDF query library"
 url="http://www.librdf.org/"
 arch="all"
@@ -42,4 +42,4 @@ package() {
 	rm "$pkgdir"/usr/lib/*.la
 }
 
-md5sums="c45b6cd784298e264e8757d14355ecce  rasqal-0.9.20.tar.gz"
+md5sums="55b67ec92a059ef8979d46486b00a032  rasqal-0.9.21.tar.gz"