C14.12 r3: centering keys on view and line heights; placements clear the editor's record (library 7ed4ea8)

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

scripts/fetch-references.sh

@@ -36,7 +36,7 @@ fetch() { # name url rev [sparse paths...]
   echo "fetch $name $rev"
 }
 
-fetch Ely-GPUI-Components https://git.zacharyzhang.com/ZacharyZhang-NY/Ely-GPUI-Components.git cf9cc1971cfa8a0cc74217fd334eec4be260afd5
+fetch Ely-GPUI-Components https://git.zacharyzhang.com/ZacharyZhang-NY/Ely-GPUI-Components.git 7ed4ea832334905a85f8fb6ad4d10df4f04c17c7
 fetch zed https://github.com/zed-industries/zed.git 1a28cff4b409169bac058bca40dfbfeb7621d19b
 fetch libreoffice-core https://github.com/LibreOffice/core.git 8221e31b3ac356a1623c672912a3d2b492f7e3d1 \
   include/LibreOfficeKit libreofficekit desktop/source/lib desktop/inc \