pgsql: Add relallfrozen to pg_dump statistics.

Add relallfrozen to pg_dump statistics.

Author: Corey Huinker <corey.huinker@gmail.com>
Discussion: https://postgr.es/m/CADkLM=desCuf3dVHasADvdUVRmb-5gO0mhMO5u9nzgv6i7U86Q@mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/4694aedf63bf5b5d91f766cb6d6d6d14a9e4434b

Modified Files
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src/bin/pg_dump/pg_dump.c                      | 42 +++++++++++++++++++++-----
src/bin/pg_dump/pg_dump.h                      |  1 +
src/bin/pg_dump/t/002_pg_dump.pl               |  3 +-
src/test/perl/PostgreSQL/Test/AdjustUpgrade.pm |  5 +++
4 files changed, 43 insertions(+), 8 deletions(-)