dub: update to 1.20.1.

srcpkgs/dub/template

@@ -1,8 +1,8 @@
 # Template file for 'dub'
 pkgname=dub
-version=1.19.0
+version=1.20.1
 revision=1
-hostmakedepends="dmd"
+hostmakedepends="dmd dtools"
 makedepends="libcurl-devel"
 depends="dmd"
 short_desc="Package/build management system for D projects"
@@ -10,11 +10,11 @@ maintainer="Follpvosten <wolfi@karpador.xyz>"
 license="MIT"
 homepage="https://github.com/dlang/dub"
 distfiles="${homepage}/archive/v${version}.tar.gz"
-checksum=84dc77f517ca1f115e05e25e8a8cdbcacbf31df281217ebac31dc974560a4ffc
+checksum=9b651668ca526993fbc906876fd599a741d95899413904ddb2953bcee32a49c0
 nocross="requires dmd"
 
 do_build() {
-	./build.sh
+	./build.d
 }
 
 do_install() {