MediaWiki theme: Make transition of text input fields smoother
MediaWiki theme: Make transition of text input fields smoother

Making transition of focussed text input fields and textareas smoother
by changing from spread-radius to color transition.

Bug: T123908
Change-Id: Id2b8156ebc1919d7f983c5023796b7260db7ed42

wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui,wikimedia/oojs-ui