Update cryptops Dockerfile to Debian 12

Cryptops is currently build in a Debian 9 environment with libraries that are no longer updated.

We want to build cryptops in Debian 12 with libraries that are current.

added Doing label

assigned to @simon

created branch 31-update-cryptops-dockerfile-to-debian-12 to address this issue

mentioned in merge request !11 (merged)

removed Doing label

closed with commit 26036739