pgsql: Fix comment. - Mailing list pgsql-committers

Fix comment.

RELATION_IS_OTHER_TEMP is tested in the caller, not here.

Discussion: http://postgr.es/m/5A5438E4.3090709@lab.ntt.co.jp

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/63008b19ee67270231694500832b031868d34428

Modified Files
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src/backend/optimizer/prep/prepunion.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)