nfs-utils: use Python 3.

srcpkgs/nfs-utils/template

@@ -1,7 +1,7 @@
 # Template file for 'nfs-utils'
 pkgname=nfs-utils
 version=2.3.3
-revision=3
+revision=4
 build_style=gnu-configure
 configure_args="--with-statduser=nobody --enable-gss --enable-nfsv4
  --with-statedir=/var/lib/nfs --enable-libmount-mount --enable-svcgss
@@ -22,6 +22,7 @@ makedepends="libblkid-devel libmount-devel libtirpc-devel
  libnfsidmap-devel keyutils-devel libevent-devel mit-krb5-devel
  device-mapper-devel libcap-devel sqlite-devel"
 depends="rpcbind"
+python_version=3
 conf_files="/etc/exports /etc/idmapd.conf"
 make_dirs="
  /var/lib/nfs/rpc_pipefs	0755	root	root