pgsql: Fix failure with perlcritic in psql's create_help.pl

Fix failure with perlcritic in psql's create_help.pl

No buildfarm members have reported that yet, but a recently-refreshed
Debian host did.

Reviewed-by: Andrew Dunstan
Discussion: /messages/by-id/Y8ey5z4Nav62g4/K@paquier.xyz
Backpatch-through: 11

Branch
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REL_11_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/145bc5debf6fdcc1546196906ee57ae68d647921

Modified Files
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src/bin/psql/create_help.pl | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)