Removed deprecated CSS/JS property "ieExpression"

The doctype property ieExpression of CMAbstractCode has been deprecated in release 2110.1. All usages in Studio, CAE and Frontend are removed now. To avoid migration issues, the doctype property still exists in the CoreMedia content type model.

(CMS-20144)

Thirdparty Upgrade: Upgraded Webpack to 5.90.3

Webpack was upgraded to 5.90.3. This also includes upgrades to all associates loader and plugin packages in theme-utils as well as node-sass. This change was necessary to be able to upgrade to NodeJS 20 LTS.

Follow Section, “Thirdparty Upgrade: Upgraded Webpack to 5.90.3” for upgrade information.

(CMS-17725)