chore(deps): update postgres docker tag to v18

Author: renovate[bot]

tests/docker-compose-performance.yml

@@ -41,7 +41,7 @@ services:
       retries: 5
 
   postgres-without-extensions:
-    image: postgres:17.7
+    image: postgres:18.1
     restart: always
     container_name: "postgresql-noext"
     environment:

tests/docker-compose-pgbouncer.yml

@@ -1,7 +1,7 @@
 services:
   db:
     container_name: db
-    image: postgres:16-alpine
+    image: postgres:18-alpine
     volumes:
       - pg_data:/var/lib/postgresql/data
     environment:

tests/docker-compose.yml

@@ -1,6 +1,6 @@
 services:
   postgres-9-6:
-    image: postgres:9.6
+    image: postgres:18.1
     restart: always
     container_name: postgres-9-6
     environment:
@@ -9,7 +9,7 @@ services:
       POSTGRES_DB: demo
 
   postgres-latest-supported:
-    image: postgres:17.7
+    image: postgres:18.1
     restart: always
     container_name: postgres-latest-supported
     environment:

tests/perf-testing/latest_supported/Dockerfile

@@ -1,4 +1,4 @@
-FROM postgres:17.7
+FROM postgres:18.1
 
 # Dependencies
 RUN apt-get update && apt-get install -y \

tests/perf-testing/oldest_supported/Dockerfile

@@ -1,4 +1,4 @@
-FROM postgres:13
+FROM postgres:18
 
 # Dependencies
 RUN apt-get update && apt-get install -y \