doc: Mention modules/injection_points as example for injection points
This should have been added in 49cd2b93d7db, that introduced the module.
Reported-by: Jian He
Discussion: https://postgr.es/m/CACJufxF+Vfj2Oz2kBR5v1bjHeZxvs63cLogm70v9Uto1Rqiieg@mail.gmail.com
Branch
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master
Details
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https://git.postgresql.org/pg/commitdiff/faaa0d279899f037b4a6472a00fcd14a321e64c7
Modified Files
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doc/src/sgml/xfunc.sgml | 6 ++++++
1 file changed, 6 insertions(+)