chore(deps): update postgres:18.1-alpine docker digest to eca6fb2

Author: renovate[bot]

src/development/stack.yml

@@ -67,7 +67,7 @@ services:
       POSTGRES_DB_FILE: /run/secrets/postgres_db
       POSTGRES_PASSWORD_FILE: /run/secrets/postgres_password
       POSTGRES_USER_FILE: /run/secrets/postgres_user
-    image: postgres:18.1-alpine@sha256:154ea39af68ff30dec041cd1f1b5600009993724c811dbadde54126eb10bedd1
+    image: postgres:18.1-alpine@sha256:eca6fb2d91fda290eb8cfb8ba53dd0dcbf3508a08011e30adb039ea7c8e1e9f2
     secrets:
     - postgres_db
     - postgres_password