doc: adjust alignment of doc file list for "pg_waldump.sgml"
Backpatch-through: 10
Branch------REL_12_STABLE
Details-------https://git.postgresql.org/pg/commitdiff/6b7436202604fc6be923c464123f3398b9c07485
Modified Files--------------doc/src/sgml/ref/allfiles.sgml | 2 +-1 file changed, 1 insertion(+), 1 deletion(-)
