Small fix to gendocs.sh to make same versions of bash happier.
Small fix to gendocs.sh to make same versions of bash happier.

3b/cffi,wesen/cffi,attila-lendvai/cffi,dochang/cffi,cffi/cffi,dkochmanski/cffi,akovalenko/cffi,stassats/cffi,mcna/cffi,3b/cffi,stassats/cffi,kingcheez/cffi-cheez,kingcheez/cffi-cheez,mcna/cffi,kingcheez/cffi-cheez,cffi/cffi,dochang/cffi,cffi/cffi,dochang/cffi,wesen/cffi,dkochmanski/cffi,attila-lendvai/cffi,akovalenko/cffi,stassats/cffi,akovalenko/cffi,3b/cffi,wesen/cffi,marsijanin/cffi,marsijanin/cffi,dkochmanski/cffi,marsijanin/cffi