[Buildbot] #2997: Fix typo in reverse DNS

[Buildbot trac]

#2997: Fix typo in reverse DNS
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Reporter:  dustin  |       Owner:  verm
    Type:  task    |      Status:  closed
Priority:  major   |   Milestone:  sys - on-bb-infra
 Version:  0.8.9   |  Resolution:  fixed
Keywords:          |
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Changes (by verm):

 * status:  assigned => closed
 * resolution:   => fixed


Comment:

 There was a missing period in the config, fixed.

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Ticket URL: <http://trac.buildbot.net/ticket/2997#comment:2>
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