Обсуждение: pgsql: Add copyright notice to vacuum_horizon_floor.pl test.

Add copyright notice to vacuum_horizon_floor.pl test.

Fix oversight in commit 303ba0573, which was backpatched through 14.

Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://postgr.es/m/CAD21AoBeFdTJcwUfUYPcEgONab3TS6i1PB9S5cSXcBAmdAdQKw%40mail.gmail.com
Backpatch-through: 14

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/487e2bc5341c19a906db0928d09f08e935a9d737

Modified Files
--------------
src/test/recovery/t/048_vacuum_horizon_floor.pl | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)