community/libxmlb: fix build by adding missing makedependency

community/libxmlb/APKBUILD

@@ -7,7 +7,7 @@ pkgdesc="Library to help create and query binary XML blobs"
 url="https://github.com/hughsie/libxmlb"
 arch="all"
 license="LGPL-2.1-or-later"
-makedepends="meson glib-dev gobject-introspection-dev"
+makedepends="meson glib-dev gobject-introspection-dev py3-setuptools"
 checkdepends="shared-mime-info"
 subpackages="$pkgname-dev:_dev $pkgname-dbg"
 source="$pkgname-$pkgver.tar.gz::https://github.com/hughsie/libxmlb/archive/$pkgver.tar.gz"