[CI only] Bump PG minors to 16.15 / 17.11 / 18.6 - #8777

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ibrahim halatci (ihalatci) wants to merge 5 commits into

release-14.0from

bump-pg-minors-release-14.0-20260815

Commits on Aug 17, 2026

Bump CI PG minors to 16.15/17.11/18.6 (the-process #242 dev images)
ibrahim halatci (ihalatci)
committed
afa4f4f

Commits on Aug 19, 2026

Fix regress tests for psql COPY FROM STDIN change (CVE-2026-6464)
ibrahim halatci (ihalatci)
committed
fe3af02
Fail fast when the "citus" output plugin is not allowed

ibrahim halatci (ihalatci)
and
Copilot
committed
be2da6c
Fix CI fallout from the PostgreSQL 2026-08 minor upgrade

ibrahim halatci (ihalatci)
and
Copilot
committed
d53767e
Point CI at the released the-process images

ibrahim halatci (ihalatci)
and
Copilot
committed
7bd2c56