Thread: pgsql: Fix comments of GUC hooks for timezone_abbreviations

Fix comments of GUC hooks for timezone_abbreviations

The GUC assign and check hooks used "assign_timezone_abbreviations",
which was incorrect.

Issue noticed while browsing this area of the code, introduced in
0a20ff54f5e6.

Reviewed-by: Tom Lane
Discussion: https://postgr.es/m/Z1eV6Y8yk77GZhZI@paquier.xyz
Backpatch-through: 16

Branch
------
master

Details
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https://git.postgresql.org/pg/commitdiff/d37e856410d0856cb851e11b2e0191edf6cde527

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