[$35] GET /taas-teams/:projectId/job/:jobId should return 404 if job is not found

[maxceem]

At the moment endpoint GET /taas-teams/:projectId/job/:jobId returns an empty object when job is not found

It should return error 404.
The same should be reflected in swagger.

[maxceem]

Contest https://www.topcoder.com/challenges/30158835 has been created for this ticket.

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[maxceem]

@imcaizheng open for pick up.

[maxceem]

Contest https://www.topcoder.com/challenges/30158835 has been updated - it has been assigned to aaron2017.

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[imcaizheng]

PR created #68

[maxceem]

Works good locally and on DEV.

[maxceem]

Payment task has been updated: https://software.topcoder.com/review/actions/ViewProjectDetails?pid=30158835

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