Clean changelog_unreleased

changelog_unreleased/misc/12485.md

@@ -1,6 +0,0 @@
-#### Make artifact friendly for webpack (#12485, #12511 by @fisker)
-
-Fixes two problems when bundling our UMD files with webpack:
-
-- A error `` "`....__exportStar` is not a function" `` throws when running the bundles.
-- Some files cause warning about `"Critical dependency: the request of a dependency is an expression"`.