chore(deps): update dependency homebrew/postgresql@18 to v18.3

Author: renovate[bot]

.github/workflows/ci.yml

@@ -8,7 +8,7 @@ on:
 
 env:
   # renovate: datasource=repology depName=homebrew/postgresql@18 versioning=loose
-  LATEST_POSTGRES_VERSION: "18.2"
+  LATEST_POSTGRES_VERSION: "18.3"
 
 jobs:
   base-images:
@@ -100,7 +100,7 @@ jobs:
           - # renovate: datasource=repology depName=homebrew/postgresql@17 versioning=loose
             PG_VERSION: "17.9"
           - # renovate: datasource=repology depName=homebrew/postgresql@18 versioning=loose
-            PG_VERSION: "18.2"
+            PG_VERSION: "18.3"
 
     steps:
       - name: Set up QEMU