community/xdg-desktop-portal-gtk: upgrade to 1.15.3

https://github.com/flatpak/xdg-desktop-portal-gtk/releases/tag/1.15.3

community/xdg-desktop-portal-gtk/APKBUILD

@@ -2,8 +2,8 @@
 # Contributor: Krassy Boykinov <kboykinov@teamcentrixx.com>
 # Maintainer: Jakub Jirutka <jakub@jirutka.cz>
 pkgname=xdg-desktop-portal-gtk
-pkgver=1.15.1
-pkgrel=1
+pkgver=1.15.3
+pkgrel=0
 pkgdesc="Gtk implementation of xdg-desktop-portal"
 url="https://github.com/flatpak/xdg-desktop-portal-gtk"
 arch="all"
@@ -51,5 +51,5 @@ package() {
 }
 
 sha512sums="
-21c0165b8bc86dc8f5c1e0bca512fab8ef303a14fed7753b5d5c8f81c20967102e651ae4fb951a203e581deecd012d4061abe6a69261704263a15573aea62489  xdg-desktop-portal-gtk-1.15.1.tar.xz
+38a94ace605f95af74a2edd4cf9f52124b1f0e46612a3484d1fb51289ee27015077fa9f4cc75cfa48792101500ce8e0d62761d71ef4d4791837599352e2a81a0  xdg-desktop-portal-gtk-1.15.3.tar.xz
 "