Обсуждение: pgsql: docs: document which server-side languages can create procs

docs:  document which server-side languages can create procs

This was missed when the feature was added.

Reported-by: Daniel Westermann

Discussion: https://postgr.es/m/160624532969.25818.4767632047905006142@wrigleys.postgresql.org

Backpatch-through: 11

Branch
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REL_13_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/d420ae74a7b97ab7a44f381f8c0ef401f74c9d38

Modified Files
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doc/src/sgml/plperl.sgml   | 4 ++--
doc/src/sgml/plpgsql.sgml  | 4 ++--
doc/src/sgml/plpython.sgml | 2 +-
doc/src/sgml/pltcl.sgml    | 2 +-
doc/src/sgml/spi.sgml      | 2 +-
5 files changed, 7 insertions(+), 7 deletions(-)