Increase SHM size to 8GB for PostgreSQL service.

Author: mcserep

.github/workflows/ci.yml

@@ -38,7 +38,7 @@ jobs:
           --health-interval 10s
           --health-timeout 5s
           --health-retries 5
-          --shm-size=1gb
+          --shm-size=8gb
         ports:
           # Maps tcp port 5432 on service container to the host
           - 5432:5432