Update package version to 6.12.0

info.yml

@@ -1,6 +1,6 @@
 name: qt6-declarative
 description: Classes for QML and JavaScript languages
-version: 6.11.2
+version: 6.12.0
 revision: 1
 url: https://www.qt.io/
 license: FDL,GPL3,LGPL3,custom
@@ -26,4 +26,4 @@ downloads:
     type: git
     clone_to: ${BPM_SOURCE}
     git_branch: v${BPM_PKG_VERSION}
-    checksum: 4e3399c26ec57246c08de019cfcbda8d23604cfa
+    checksum: 4332fbbb4c340463dc8cee36dda0c85d932122d8