added space

Author: hari-vardhan-reddy

README.md

@@ -70,6 +70,8 @@ Distributed under the XYZ license. See ``LICENSE`` for more information.
 5. Create a new Pull Request
 
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 [npm-image]: https://img.shields.io/npm/v/datadog-metrics.svg?style=flat-square
 [npm-url]: https://npmjs.org/package/datadog-metrics
 [npm-downloads]: https://img.shields.io/npm/dm/datadog-metrics.svg?style=flat-square