cross/systemd-boot-x86: upgrade to 259.3

Part-of: <https://gitlab.postmarketos.org/postmarketOS/pmaports/-/merge_requests/8129>

cross/systemd-boot-x86/APKBUILD

@@ -2,7 +2,7 @@
 maintainer=""
 pkgname=systemd-boot-x86
 _pkgname=systemd-boot  # for monitoring
-pkgver=259.2
+pkgver=259.3
 pkgrel=0
 pkgdesc="systemd's EFI boot manager for x86 EFI on x86_64."
 url="https://systemd.io/"
@@ -118,7 +118,7 @@ efistub() {
 }
 
 sha512sums="
-1cb677c98a56210948bfc9a6e296aa92dde030ceeca6b6e4fe3f4014d051f4d0f1d83584cfdceb921d7d578952b85112b2ba497385faefca4d6c871bf8de48cf  systemd-259.2.tar.gz
+ea7314fcde3c0e541c9399f2d165f114bd7bf37cec294680964352da374435ddd3949432f939f35ecb49f0ce6a3b7aaaddf2b65cc8107abc65e2ec3806c99dac  systemd-259.3.tar.gz
 8ecb5e25c0d8b01c406fa3084b0910d517cabbf12894958b4d3d77462cb0924f0a52fe2bf1aa39af29b16fd78fe080a6a99daa18015c6059fb2e52c971d83ba9  0001-meson-disable-libintl-check-if-pam-is-disabled.patch
 ad54e2c7e7a21bfa9b5f9e8db1b6af6a6d78a3e5dfe2dafcec77488f6224865ab4d4c8a8c8ee1c54c99d1741361e9fb3a51e5d36bcbc7a1c3fdcc4d0c1672132  cross-x86.meson
 "