go-ipfs: update to 0.4.21.

srcpkgs/go-ipfs/template

@@ -1,6 +1,6 @@
 # Template file for 'go-ipfs'
 pkgname=go-ipfs
-version=0.4.20
+version=0.4.21
 revision=1
 create_wrksrc=yes
 build_wrksrc="${pkgname}-${version}"
@@ -11,11 +11,11 @@ hostmakedepends="git"
 depends="fs-repo-migrations>=1.3.0"
 short_desc="Global versioned P2P merkle DAG file system"
 maintainer="Christopher Brannon <chris@the-brannons.com>"
-license="MIT"
+license="MIT Apache-2.0"
 homepage="https://ipfs.io"
 changelog="https://github.com/ipfs/go-ipfs/blob/master/CHANGELOG.md"
 distfiles="https://${go_import_path}/archive/v${version}.tar.gz"
-checksum=ddaeb8b8747efc81b560bb9c3e751c4277b089f3cd113e6001d1392993fb0fd0
+checksum=88d2208ee3468baa3966998bd3dcdaafe645640653a7a6b47ce2711464a46a5a
 
 pre_build() {
 	# Disable the dynamic plugin loader for now; breaks cross.
@@ -26,7 +26,7 @@ pre_build() {
 
 post_install() {
 	vinstall misc/completion/ipfs-completion.bash 644 usr/share/bash-completion/completions ipfs
-	vlicense LICENSE
+	vlicense LICENSE-MIT
 	vdoc README.md
 	vdoc CHANGELOG.md
 }