cubicweb-vcreview #3037434 rename a Patch according to rev's firstline description [validation pending]

For now, the patch name is set at patch creation, but is not updated on new revisions of the patch (ie. when the description itself is updated).

prioritynormal
typeenhancement
done in1.2.0
load0.250
load left0.000
closed by#65756cbb8d4e [hooks] rename a patch when the description is modified by a new revision (closes #3037434)
patch[hooks] rename a patch when the description is modified by a new revision (closes #3037434) [applied]