pgsql: psql: Fix \df tab completion for procedures

psql: Fix \df tab completion for procedures

Commit fb421231daa extended \df to include procedures, but its tab
completion continued not to show procedures.

Update \df tab completion to include procedures as well.

Backpatch to all supported versions.

Author: Erik Wienhold <ewie(at)ewie(dot)name>
Reviewed-by: Surya Poondla <suryapoondla4(at)gmail(dot)com>
Reviewed-by: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>
Discussion: https://postgr.es/m/10fbfdfe-80f6-4ef9-b8b3-f7be0eb53a50@ewie.name
Backpatch-through: 14

Branch
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REL_17_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/355a4fcf943785872c9e4acbee694890582f6258

Modified Files
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src/bin/psql/tab-complete.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)