Bump postgres from 9.6.24-alpine to 15.0-alpine in /containers/zammad-postgresql#8

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mastercolpari/zammad-docker-compose:masterfrom

dependabot/docker/containers/zammad-postgresql/postgres-15.0-alpinecolpari/zammad-docker-compose:dependabot/docker/containers/zammad-postgresql/postgres-15.0-alpineCopy head branch name to clipboard