libostree: update to 2018.2.

srcpkgs/libostree/template

@@ -1,6 +1,6 @@
 # Template file for 'libostree'
 pkgname=libostree
-version=2018.1
+version=2018.2
 revision=1
 build_style=gnu-configure
 configure_args="--with-builtin-grub2-mkconfig --with-openssl"
@@ -12,7 +12,7 @@ maintainer="Duncaen <duncaen@voidlinux.eu>"
 license="GPL-2"
 homepage="https://ostree.readthedocs.io/en/latest/"
 distfiles="https://github.com/ostreedev/ostree/releases/download/v${version}/libostree-${version}.tar.xz"
-checksum=8b5e3b80425b91c93aeb916bb047ee194aa138a9cf00ce173dcc0ebc0dd11f4b
+checksum=37661de4a0ac73af5d921f494f17dd052ae2844111ba7c5aaeb1cbc4aae94bea
 
 libostree-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision}"