fix: update CI docker compose postgres

Author: bryanchriswhite

ci-compose.yml

@@ -2,7 +2,9 @@ version: "3"
 
 services:
   postgres:
-    image: postgres:14-alpine
+    build:
+      context: ./docker/
+      dockerfile: ./plv8.dockerfile
     ports:
       - 5432:5432
     volumes:
@@ -130,4 +132,4 @@ services:
       WASM_RELAYER_MNEMONIC: "all expect burger grit believe forest match math holiday polar roof soccer thank focus note lion gesture dream bounce pony whip scale group refuse"
     expose:
       - 3000 # REST API https://hermes.informal.systems/rest-api.html#endpoints
-      - 3001 # prometheus telemetry
+      - 3001 # prometheus telemetry