pgsql: Convert strncpy to strlcpy

Convert strncpy to strlcpy

We try to avoid using strncpy() due to the ease of which it can
be misused.  Convert this callsite to use strlcpy() instead to
match similar codepaths in this file.

Suggested-by: Peter Eisentraut <peter@eisentraut.org>
Discussion: https://postgr.es/m/2a796830-de2d-4030-b480-d673f6cc5d94@eisentraut.org

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/45e7e8ca9e9382e8f5e51fe0c085ea7f5d408ac8

Modified Files
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src/backend/utils/mmgr/mcxt.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)