pgsql: Update wording: < o Allow COMMENT ON dbname to work when

Log Message:
-----------
Update wording:

< o Allow COMMENT ON dbname to work when loading into a database
< with a different name, perhaps using COMMENT ON CURRENT
< DATABASE

o Prevent COMMENT ON dbname from issuing a warning when loading
into a database with a different name, perhaps using COMMENT ON
CURRENT DATABASE

Modified Files:
--------------
pgsql/doc:
TODO (r1.2223 -> r1.2224)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/TODO?r1=1.2223&amp;r2=1.2224)
pgsql/doc/src/FAQ:
TODO.html (r1.732 -> r1.733)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/FAQ/TODO.html?r1=1.732&amp;r2=1.733)