pgsql: Fix bogus MaxAllocSize check in logtape.c.

Fix bogus MaxAllocSize check in logtape.c. Reported-by: Peter Geoghegan Discussion: https://postgr.es/m/CAH2-Wz=NZPZc3-fkdmvu=w2itx0pib-g6qpxhxzojuvfazp...@mail.gmail.com Backpatch-through: 13 Branch -- REL_13_STABLE Details --- https://git.postgresql.org/pg/commitdiff/4a4f3bf983b4abd90

pgsql: Fix bogus MaxAllocSize check in logtape.c.

Fix bogus MaxAllocSize check in logtape.c. Reported-by: Peter Geoghegan Discussion: https://postgr.es/m/CAH2-Wz=NZPZc3-fkdmvu=w2itx0pib-g6qpxhxzojuvfazp...@mail.gmail.com Backpatch-through: 13 Branch -- master Details --- https://git.postgresql.org/pg/commitdiff/0852006a946aa9795b4913bc