Update postgres:16.6-alpine Docker digest to d667174

plausible/docker-compose.yml

@@ -7,7 +7,7 @@ networks:
 services:
   plausible_db:
     restart: unless-stopped
-    image: postgres:16.6-alpine@sha256:52bba373df3c13594014b5e9ccc9f3c2cdb2221d50db1a91ec64570819f18aba
+    image: postgres:16.6-alpine@sha256:d6671747637d698edde8f685ab6c067cf68b1ecc83e39af5aea92eb92c5748f4
     volumes:
       - /home/aosus/plausible/postgres:/var/lib/postgresql/data
     environment: