testing: fix AddCleanup before SetUpSuite error

[davecheney]

Fixes LP 1564700

Updated testing dependency spotted this error in the setup suite.

(Review request: http://reviews.vapour.ws/r/4396/)

[davecheney]

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[jujubot]

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[jujubot]

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[davecheney]

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[jujubot]

Status: merge request accepted. Url: http://juju-ci.vapour.ws:8080/job/github-merge-juju

[jujubot]

Build failed: Tests failed
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[davecheney]

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[jujubot]

Status: merge request accepted. Url: http://juju-ci.vapour.ws:8080/job/github-merge-juju

[jujubot]

Build failed: Tests failed
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[davecheney]

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[jujubot]

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[jujubot]

Build failed: Tests failed
build url: http://juju-ci.vapour.ws:8080/job/github-merge-juju/7161

[davecheney]

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[jujubot]

Status: merge request accepted. Url: http://juju-ci.vapour.ws:8080/job/github-merge-juju

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Build failed: Tests failed
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[davecheney]

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[jujubot]

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[jujubot]

Build failed: Tests failed
build url: http://juju-ci.vapour.ws:8080/job/github-merge-juju/7182

[davecheney]

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[jujubot]

Status: merge request accepted. Url: http://juju-ci.vapour.ws:8080/job/github-merge-juju