pgsql: Do not filter by relkind in vacuumdb's catalog query if --table

Do not filter by relkind in vacuumdb's catalog query if --table is used

If a user specifies a relation name which cannot be processed, then the
backend can warn directly about what is wrong with it. This fixes an
oversight from e0c2933.

Author: Nathan Bossart
Discussion: /messages/by-id/32049A78-C429-4742-AEC1-941C9ABDE7B8@amazon.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/b8f73df0f845d865823ef72669024dc150282392

Modified Files
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src/bin/scripts/t/100_vacuumdb.pl | 9 ++++++++-
src/bin/scripts/vacuumdb.c | 13 ++++++++++---
2 files changed, 18 insertions(+), 4 deletions(-)