chore(deps): update postgres docker digest to 4aabea7

Author: renovate[bot]

.dev/compose.backbone.yml

@@ -89,7 +89,7 @@ services:
   database:
     container_name: bkb-postgres
     hostname: postgres
-    image: postgres@sha256:1a5b3e745bbd82d6deb146505e504da3c2f248cac15e431951b148fbe4f8613a
+    image: postgres@sha256:4aabea78cf39b90e834caf3af7d602a18565f6fe2508705c8d01aa63245c2e20
     environment:
       - POSTGRES_PASSWORD=Passw0rd
       - POSTGRES_DB=enmeshed