doc: remove extra blank line at the top of SGML files
Backpatch-through: 9.5
Branch------master
Details-------https://git.postgresql.org/pg/commitdiff/e936fcb54d22561ad49c6c18f91dcb7566a58da1
Modified Files--------------doc/src/sgml/ref/copy.sgml | 1 -1 file changed, 1 deletion(-)
