Bug#1113525: soci: FTBFS with CMake 4

[Bastian Germann]

Control: forwarded -1 
https://github.com/SOCI/soci/commit/e591b427e3a9036098a3d08e8c3862116e569075
Control: tags -1 fixed-upstream

Upstream version v4.1.0-rc1 comes with support for newer CMake.