Move job ID from test.TestResult to the signature of Reporter.Report

[mimir-d]

Issue by insomniacslk Tuesday Feb 04, 2020 at 16:37 GMT Originally opened as https://github.com/facebookincubator/contest/issues/16

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The job ID is unique per reporter, it is redundant to have it in each TestResult of the results array. It also makes it more explicit to the user