pgsql: pg_restore cleanups

pg_restore cleanups

. remove unnecessary oid_string list stuff
. use pg_get_line_buf() instead of open-coding it
. cleaner parsing of map.dat lines

Reverts 2b69afbe50d add new list type simple_oid_string_list to fe-utils/simple_list

Author: Álvaro Herrera <alvherre@kurilemu.de>
Author: Andrew Dunstan <andrew@dunslane.net>

Discussion: https://postgr.es/m/202504141220.343fmoxfsbj4@alvherre.pgsql

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/40b9c27014d90d77c61e8f5c77ddeb84fa9a6b69

Modified Files
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src/bin/pg_dump/pg_restore.c       | 105 ++++++++++++++++++++++---------------
src/fe_utils/simple_list.c         |  41 ---------------
src/include/fe_utils/simple_list.h |  16 ------
src/tools/pgindent/typedefs.list   |   3 +-
4 files changed, 65 insertions(+), 100 deletions(-)