Composer 2.7.7

Resolves #17796
[ci skip]

Author: brandonkelly

CHANGELOG.md

@@ -6,6 +6,7 @@
 - Fixed a bug where volumes’ filesystem settings weren’t respecting static translations of filesystem names. ([#17749](https://github.com/craftcms/cms/issues/17749))
 - Fixed an error that could occur when applying project config changes. ([#15357](https://github.com/craftcms/cms/issues/15357))
 - Fixed a bug where pressing the “Use defaults” button within element indexes’ View menus wasn’t removing the `sort` query string parameter, so the selected sort option could revert back if the window was reloaded. ([#17761](https://github.com/craftcms/cms/issues/17761))
+- Updated the bundled composer.phar to 2.7.7. ([#17796](https://github.com/craftcms/cms/issues/17796))
 
 ## 4.16.11 - 2025-08-13