pyramid-cubicweb #12219860 responce header on AuthenticationError is missing headers [validation pending]

especially a Content-Type

prioritynormal
typebug
done in0.6.1
load left0.000
closed by#171e70a7b121 [bwcompat] set response headers on AuthenticationError (closes #12219860)
patch[bwcompat] set response headers on AuthenticationError (closes #12219860) [applied]