Thread: pgsql: Remove no-longer-true statement from the docs.

Log Message:
-----------
Remove no-longer-true statement from the docs. Since the default config
now enables row-level stats, the out of the box stats volume is no
longer particularly low.

Modified Files:
--------------
    pgsql/doc/src/sgml:
        monitoring.sgml (r1.49 -> r1.50)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/monitoring.sgml.diff?r1=1.49&r2=1.50)