chore(deps): update docker.io/library/postgres:14.20 docker digest to d508bf6

Author: renovate[bot]

hack/compose.yaml

@@ -105,7 +105,7 @@ services:
       - hapi-fhir-server
 
   l4h-fhir-db:
-    image: docker.io/library/postgres:14.20@sha256:ca25035f7e6f74552655a1c5e4a9eb21f85e9d316f1f70371f790ef70095dd58
+    image: docker.io/library/postgres:14.20@sha256:d508bf6220b5c7b7cd9c735d6abd5ea2e6e4e45882a29ed704f625aba32bd935
     restart: unless-stopped
     profiles:
       - l4h