Updated mediawiki/extensions
Project: mediawiki/extensions/MobileFrontend  22bd341a4b0dde4b4332aba00123512cf157ffaa

Hygiene: Use Icon to render the spinner

* Replace all uses of spinner.hogan with an instance of Icon
* Create the icons module, which is a set of shared icons

Bug: 73251

Change-Id: I792c1aacafc075e86a0b060e2318e7e129c14182