openssh: update to 7.2p2 to fix security issues.

openssh/PKGBUILD

@@ -1,5 +1,5 @@
 pkgname=openssh
-pkgver=7.1p2
+pkgver=7.2p2
 pkgrel=1
 pkgdesc='Free version of the SSH connectivity tools'
 url='http://www.openssh.org/portable.html'
@@ -14,7 +14,7 @@ source=("ftp://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/${pkgname}-${pkgver}
         'sshd.service'
         'sshd.socket'
         'sshd.pam')
-sha1sums=('9202f5a2a50c8a55ecfb830609df1e1fde97f758'
+sha1sums=('70e35d7d6386fe08abbd823b3a12a3ca44ac6d38'
           'SKIP'
           'cc1ceec606c98c7407e7ac21ade23aed81e31405'
           'bd6eae36c7ef9efb7147778baad7858b81f2d660'
@@ -25,10 +25,6 @@ validpgpkeys=('59C2118ED206D927E667EBE3D3E5F56B6D920D30')
 
 backup=('etc/ssh/ssh_config' 'etc/ssh/sshd_config' 'etc/pam.d/sshd')
 
-prepare() {
-	cd "${srcdir}/${pkgname}-${pkgver}"
-}
-
 build() {
 	cd "${srcdir}/${pkgname}-${pkgver}"