Обсуждение: pgsql: Doc: improve release notes' info about FROM UNPACKAGED feature r

Doc: improve release notes' info about FROM UNPACKAGED feature removal.

Per gripe from Jonathan Katz.

Discussion: https://postgr.es/m/e0a4d177-d003-8ebb-5296-5a445472b66f@postgresql.org

Branch
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REL_13_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/d42c6176446440b185fcb95c214b7e40d5758b60

Modified Files
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doc/src/sgml/release-13.sgml | 30 +++++++++++++++++++-----------
1 file changed, 19 insertions(+), 11 deletions(-)