Log Message:
-----------
Fix overlooked regression output file.
Modified Files:
--------------
pgsql/src/test/regress/expected:
int8-exp-three-digits.out (r1.6 -> r1.7)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/test/regress/expected/int8-exp-three-digits.out.diff?r1=1.6&r2=1.7)