Bump PostgreSQL/PostGIS docker image from 14 to 17

.gitlab-ci.yml

@@ -48,7 +48,7 @@ backend-tests:
   stage: test
 
   services:
-    - name: postgis/postgis:14-3.2
+    - name: postgis/postgis:17-3.5
       alias: postgres
 
   artifacts:
@@ -87,7 +87,7 @@ backend-migrations:
   stage: test
 
   services:
-    - name: postgis/postgis:12-3.1
+    - name: postgis/postgis:17-3.5
       alias: postgres
 
   script:

docker/docker-compose.services.yml

@@ -58,7 +58,7 @@ services:
   # and uses local postgresql data
   db:
     container_name: ark-database
-    image: postgis/postgis:14-3.2
+    image: postgis/postgis:17-3.5
     shm_size: '512mb'
 
     ports: