doc/manual: Fix versions of build dependencies.
doc/manual: Fix versions of build dependencies.

* doc/manual/scute.texi: Fix versions of build dependencies.

Signed-off-by: Justus Winter <4d1bd7a5ca1cd26bee0df05b6801a6ce9a22196e@g10code.com>

gpg/scute,gpg/scute,gpg/scute