pgsql: Fix commit c11cb17d. - Mailing list pgsql-committers

Fix commit c11cb17d.

I neglected to update copyfuncs/outfuncs/readfuncs.

Discussion: https://postgr.es/m/12491.1582833409%40sss.pgh.pa.us

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/32bb4535a0be892f4a2794a26ba429032f4ae51e

Modified Files
--------------
src/backend/nodes/copyfuncs.c | 1 +
src/backend/nodes/outfuncs.c  | 3 +++
src/backend/nodes/readfuncs.c | 1 +
src/include/nodes/pathnodes.h | 4 ++--
src/include/nodes/plannodes.h | 2 +-
5 files changed, 8 insertions(+), 3 deletions(-)