community/containerd: security update to 1.4.4

Contains a fix for CVE-2021-21334.  For more details, see https://github.com/containerd/containerd/releases/tag/v1.4.4

community/containerd/APKBUILD

-# Contributor: Jake Buchholz <tomalok@gmail.com>
 # Maintainer: Jake Buchholz <tomalok@gmail.com>
 
 pkgname=containerd
 
 # NOTE: containerd's Makefile tries to get REVISION from git, but we're building from a tarball.
-_commit=269548fa27e0089a8b8278fc4fc781d7f65a939b
-pkgver=1.4.3
+_commit=05f951a3781f4f2c1911b05e61c160e9c30eaa8e
+pkgver=1.4.4
 pkgrel=0
 pkgdesc="An open and reliable container runtime"
 url="https://containerd.io"
-arch="all !mips !mips64"
+arch="all"
 license="Apache-2.0"
 depends="runc"
 makedepends="btrfs-progs-dev go go-md2man libseccomp-dev"
@@ -25,6 +24,8 @@ source="containerd-$pkgver.tar.gz::https://github.com/containerd/containerd/arch
 builddir="$srcdir/src/github.com/containerd/containerd"
 
 # secfixes:
+#   1.4.4-r0:
+#     - CVE-2021-21334
 #   1.4.3-r0:
 #     - CVE-2020-15257
 #   1.3.3-r0:
@@ -59,6 +60,8 @@ build() {
 		*) buildmode=pie;;
 	esac
 
+	export GO111MODULE=off
+
 	make VERSION="v$pkgver" REVISION="$_commit" BUILDMODE="$buildmode" \
 		EXTRA_LDFLAGS="-s -w"
 	make man
@@ -92,6 +95,6 @@ stress() {
 	amove usr/bin/containerd-stress
 }
 
-sha512sums="40501a45c46e4f2f6df1ce9e4142612863b400bb2e804b1e23a0b9f0b1ed3d5c83a6fcce4e70f82a4557ce0f301e2de11cf2935039cb74b8ebec0dc71752406e  containerd-1.4.3.tar.gz
+sha512sums="f09930d19f53381d86cf522954458ecc949f15a0c6a49f990bdb61fe19afee075356338998ed84bd756f16ba85211f55f9c638de8b7083d71e24d8e87335e070  containerd-1.4.4.tar.gz
 21a9888b684913138ec4a342b0b69e40e9c773ecd329c4e2401a807365586468cb19035583a4fc8b0f86138f5ee4c7fb911c75495263e4b43d2886ea11e0e271  containerd.confd
 2818cb9e062a6b75c5e2ad6a076eb26edc9fd9b70356b37f9306d082dc360a2d7bd802531afd8e73998cc0fdaa6ad34cd7a0a1d67bd98ee1bb7f30bab16d6084  containerd.initd"