pgsql: Fix comment of tsquerysend()

Fix comment of tsquerysend()

The comment describes the order in which fields are sent, and it had one
of the fields in the wrong place.

This has been wrong since e6dbcb72fafa (2008), so backpatch all the way
back.

Author: Emre Hasegeli <emre@hasegeli.com>
Discussion: https://postgr.es/m/CAE2gYzzf38bR_R=izhpMxAmqHXKeM5ajkmukh4mNs_oXfxcMCA@mail.gmail.com

Branch
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REL_13_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/a15102f08ee355999e261ac65c8bae94a736bab4

Modified Files
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src/backend/utils/adt/tsquery.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)