doc: Remove trailing whitespace in xref
Remove stray whitespace in xref tag.
This was found due to a regression in xmllint 2.15.0 which flagged
this as an error, and at the time of this commit no fix for xmllint
has shipped.
Author: Erik Wienhold <ewie@ewie.name>
Discussion: https://postgr.es/m/f4c4661b-4e60-4c10-9336-768b7b55c084@ewie.name
Backpatch-through: 17
Branch
------
master
Details
-------
https://git.postgresql.org/pg/commitdiff/a48d1ef58652229521ba4b5070e19f857608b22e
Modified Files
--------------
doc/src/sgml/ref/pg_combinebackup.sgml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
