pgsql: Silence more compiler warnings introduced by d87d548cd0.

Silence more compiler warnings introduced by d87d548cd0.

Per buildfarm, there are still a couple of functions where we
get warnings from compilers that don't know that elog(ERROR)
doesn't return.

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/ded7b7bbc3086a02296822a7a8e8bfbac9bdf5d6

Modified Files
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src/backend/utils/adt/pg_locale.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)