pgsql: pg_dump: Dump colliculocale

pg_dump: Dump colliculocale

This was forgotten when the new column was introduced.

Author: Marina Polyakova <m.polyakova@postgrespro.ru>
Reviewed-by: Julien Rouhaud <rjuju123@gmail.com>
Discussion: https://www.postgresql.org/message-id/7ad26354e75259f59c4a6c6997b8ee32%40postgrespro.ru

Branch
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REL_15_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/72b6828da3f72bdcf87f680fe37a90ce964793cc

Modified Files
--------------
src/bin/pg_dump/Makefile         |  1 +
src/bin/pg_dump/pg_dump.c        | 50 +++++++++++++++++++++++++++++++++-------
src/bin/pg_dump/t/002_pg_dump.pl | 28 +++++++++++++++++++++-
3 files changed, 70 insertions(+), 9 deletions(-)