Fix: collect-product-platform-info job was timing out on failure

* This was because the jobResult was not being returned on failure, only on a success
* Add unit-tests for NIC jobs

Author: mrajagopal

pkg/jobs/nic_job_list.go

@@ -232,14 +232,14 @@ func NICJobList() []Job {
 											} else {
 												jobResult.Files[filepath.Join(dc.BaseDir, fileName)] = jsonBytes
 											}
-											ch <- jobResult
 										}
 									}
 								}
 							}
 						}
 					}
 				}
+				ch <- jobResult
 			},
 		},
 	}