Alter postgres to the 2025 version

.docker/Dockerfile

@@ -1,4 +1,4 @@
-ARG POSTGIS_VERSION=14-3.2
+ARG POSTGIS_VERSION=16-3.5
 FROM postgis/postgis:${POSTGIS_VERSION}
 
 # System deps

.github/workflows/docker-test-and-push.yaml

@@ -16,22 +16,20 @@ on:
 jobs:
   docker-tests:
     name: Docker
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     strategy:
       matrix:
         # postgres-postgis version, see available tags https://hub.docker.com/r/postgis/postgis/tags
         pgis:
           # WARNING: if changing this, make sure tu update `pgis_stable` below
-          - 13-3.4
           - 14-3.4
-          #- 15-3.3 # Postgis 3.3 requires QGEP datamodel adaptations
-          # See https://github.com/QGEP/QGEP/issues/825
+          - 16-3.5
       fail-fast: false
 
     env:
       # which pgis version to use for :tag images and to generate the dumps attached to the release (must be in the matrix above)
-      pgis_stable: "14-3.4"
+      pgis_stable: "16-3.5"
 
     steps:
       - uses: actions/checkout@v4