pgsql: Add missing Datum conversions

Add missing Datum conversions

Similar to commit ff89e182d42, for new code added since.

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/04f9ea372a20c0346ad6d78de348543375761aaa

Modified Files
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src/backend/catalog/objectaddress.c         | 10 +++++-----
src/backend/catalog/pg_subscription.c       |  2 +-
src/backend/commands/subscriptioncmds.c     |  6 +++---
src/backend/partitioning/partbounds.c       |  2 +-
src/backend/postmaster/datachecksum_state.c |  2 +-
src/backend/utils/cache/lsyscache.c         |  4 ++--
6 files changed, 13 insertions(+), 13 deletions(-)