As a user, I would like to see user-friendly date time format in draft conflict pop-up.
As an editor, I want to see a localized interface
PR to 1.11 created: https://github.com/ezsystems/PlatformUIBundle/pull/908
PR to 1.11 merged: https://github.com/ezsystems/PlatformUIBundle/commit/9874c60fb48cccf2346bcbe609d72ecf00e9f8f7
Branch 1.11 merged into master: https://github.com/ezsystems/PlatformUIBundle/commit/c4086395792f2ea592152ac20594576ba3033836
QA Approved, verified with eZ Platform v18.104.22.168 with patch.