Rebuild with icu 78.1

pkg.info

@@ -1,7 +1,7 @@
 name: libxml2
 description: XML C parser and toolkit
 version: 2.15.1
-revision: 1
+revision: 2
 url: https://gitlab.gnome.org/GNOME/libxml2
 license: MIT
 architecture: any
@@ -21,7 +21,7 @@ make_depends:
   - meson
   - python3
 downloads:
-  - url: https://gitlab.gnome.org/GNOME/libxml2/-/archive/v${BPM_PKG_VERSION}/libxml2-v${BPM_PKG_VERSION}.tar.gz
+  - url: https://download.gnome.org/sources/libxml2/${BPM_PKG_VERSION%.*}/libxml2-${BPM_PKG_VERSION}.tar.xz
     extract_to: ${BPM_SOURCE}
     extract_strip_components: 1
-    checksum: 0a5ebf8fa131585748d661ae692503483aff39d9b29b6c4b342cd80d422f246c
+    checksum: c008bac08fd5c7b4a87f7b8a71f283fa581d80d80ff8d2efd3b26224c39bc54c