cubicweb-bootstrap #4881563 Fix ctxtoolbar [validation pending]

Used by the forge to display email notification subscription and RSS links.

prioritynormal
typebug
done in1.0.0
load1.000
load left0.000
closed by#44c9f5477e88 [data] Add rules for ctxtoolbar (same location as cubicweb.css)
patch[data] Add rules for ctxtoolbar (same location as cubicweb.css) [applied]