ci: switch to freebsd 13.1
freebsd 13.0 is out of support, switch to 13.1. It might be a good idea to
remove the minor version number from the image name, but there's not been a
response to that so far...
Discussion: https://postgr.es/m/20220728095704.ryywoaz4dqqrwstc@alap3.anarazel.de
Backpatch: 15-, just like the CI support
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/e1c95e50e99ae8ed9a779c505a289e24a2df195e
Modified Files
--------------
.cirrus.yml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)