Part numbers from EA invoice are now added to the cost and usage file.

With this update the records in cost and usage file and other cost management experiences, such as cost analysis, will have a part number that matches the one printed on the invoice. This update is relevant for EA customers only. The following will be updated: 1\. Part numbers will be added for marketplace usage and purchase records. 2\. Part numbers for RI (reserved instance) purchases and refunds record will match those in the invoice. Please note there is no change for part numbers of Azure usage records as those already match invoice today. Part numbers for ASP (Azure savings plan) records will be added as part of a future release. * Microsoft Cost Management * Management * [ Microsoft Cost Management](https://azure.microsoft.com/en-gb/products/cost-management/)