main/memcached: upgrade to 1.6.22

main/memcached/APKBUILD

 # Contributor: Jeff Bilyk <jbilyk@alpinelinux.org>
 # Maintainer: Natanael Copa <ncopa@alpinelinux.org>
 pkgname=memcached
-pkgver=1.6.21
+pkgver=1.6.22
 pkgrel=0
 pkgdesc="Distributed memory object caching system"
 url="https://memcached.org/"
@@ -46,7 +46,7 @@ package() {
 }
 
 sha512sums="
-9d8ba8964474e7ed40095e414747a3ce76860ee32b9d8bac19fc7932a79d4bb9947e4cbe810933b6d271f4b0ee5576e25089ca40f414b25faf9245733bfbd369  memcached-1.6.21.tar.gz
+a30adc4f14c32051d2fc112eaa71de96f7ba614bd7f940ab5dd86365fe5e4df1399fa6fe6591cee903c8b914f2156050edef3139bafe38cd4a2b6424ba973e8e  memcached-1.6.22.tar.gz
 31bd788433b8021ed332f86d291e7f03222ae234520e52ba673b581d5da2adf5656e8f73e8b985df73258dea9b2a1b8ef36195163fe47a92fda59825deedfed4  memcached.confd
 11566ce544c3feedbbcca7f87cf21c9d7f7e47c8a0ebdbc0e833ac18a858211c5b00d4128457f957401f6f20453f0cbe902570488133a503c79ee01c102a7c18  memcached.initd
 5b1ea6b0be30ca82b914532f698eea9c05eded06b45385b0fc565ee1c241836df36d421e0b86f8fe15876519d5d2e9661e30f8af0d1485b71be3f0896aedf9dd  fix-bsd-headers.patch