Merge pull request #9 from Salvoxia/chore/Sogo5.12.3

chore: Update SOGo to version 5.12.3

Author: Salvoxia

Dockerfile

@@ -1,5 +1,5 @@
 FROM ubuntu:24.04
-ENV SOGO_VERSION=5.12.2
+ENV SOGO_VERSION=5.12.3
 ENV SOPE_VERSION=${SOGO_VERSION}
 # Attention when chaning the source URLs!
 # The script below assumes the source zip files to contain a