Обсуждение: pgsql: Doc: update v12 release notes.

Doc: update v12 release notes.

Set the release date, make a few adjustments for recent commits.

Branch
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REL_12_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/9d42df74a3ad0379fe90e56c92eecac6957876f3

Modified Files
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doc/src/sgml/release-12.sgml | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)