Bump postgres from 16-alpine to 18-alpine in /tests/tck-build-logic/src/main/resources/allowed-docker-images#683

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dependabot/docker/tests/tck-build-logic/src/main/resources/allowed-docker-images/postgres-18-alpineoracle/graalvm-reachability-metadata:dependabot/docker/tests/tck-build-logic/src/main/resources/allowed-docker-images/postgres-18-alpineCopy head branch name to clipboard