Failure seen as success

[bdrewery]

Submitted by: Matthew D. Fuller fullermd at over-yonder.net

% portupgrade -f cowsay
[...]
--->  Building '/usr/ports/games/cowsay'
===>  Cleaning for cowsay-3.99_1
===>  License check disabled, port has not defined LICENSE
=> cowsay-3.99.tar.gz is not in /usr/ports/games/cowsay/distinfo.
=> Either /usr/ports/games/cowsay/distinfo is out of date, or
=> cowsay-3.99.tar.gz is spelled incorrectly.
*** [do-fetch] Error code 1

Stop in /usr/ports/games/cowsay.
** Command failed [exit code 1]: /usr/bin/script -qa
/tmp/portupgrade20120501-53377-jwndlz-0 env UPGRADE_TOOL=portupgrade
UPGRADE_PORT=cowsay-3.03_1 UPGRADE_PORT_VER=3.03_1 make
** Fix the problem and try again.
--->  Build of games/cowsay ended at: Tue, 01 May 2012 21:36:58 -0500
(consumed 00:00:00)
--->  Upgrade of games/cowsay ended at: Tue, 01 May 2012 21:36:58
-0500 (consumed 00:00:00)
--->  ** Upgrade tasks 1: 1 done, 0 ignored, 0 skipped and 0 failed
--->  Listing the results (+:done / -:ignored / *:skipped / !:failed)
        + games/cowsay (cowsay-3.03_1)
--->  Packages processed: 1 done, 0 ignored, 0 skipped and 0 failed
--->  Session ended at: Tue, 01 May 2012 21:36:58 -0500 (consumed 00:00:02)

[bdrewery]

This was a regression from #7