main/zeromq: security upgrade to 4.3.1 (CVE-2019-6250)

fixes #9876

main/zeromq/APKBUILD

 # Contributor: Natanael Copa <ncopa@alpinelinux.org>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=zeromq
-pkgver=4.2.5
+pkgver=4.3.1
 pkgrel=0
 pkgdesc="The ZeroMQ messaging library and tools"
 url="http://www.zeromq.org/"
@@ -16,6 +16,10 @@ source="https://github.com/zeromq/libzmq/releases/download/v$pkgver/$pkgname-$pk
 	"
 builddir="$srcdir/$pkgname-$pkgver"
 
+# secfixes:
+#   4.3.1-r0:
+#   - CVE-2019-6250
+
 build() {
 	cd "$builddir"
 	./configure \
@@ -40,5 +44,5 @@ package() {
 	make DESTDIR="$pkgdir" install || return 1
 }
 
-sha512sums="4556cb50d05a6d133015a0ba804d6d951a47479a33fa29561eaeecb93d48b7bb6477365d0986c38b779f500cadaf08522c4a7aa13f5510303bd923f794d37036  zeromq-4.2.5.tar.gz
+sha512sums="b80388a3703993425cdd73054139a8e2895aedb9992ea68d6eadb4ea39b9af576ea14f306dfb432e4c24535feb6b293f82fac5679b655d258f0f921f2b71e772  zeromq-4.3.1.tar.gz
 64e4ae2c89469359480743beeb4f1e08976a4c52dbfd2dd33020463df78e927993319e456299682901001e0832ebed85291eea0decc1d27a58de78a6c891e660  test-driver.patch"