Use the black badge in project's README.md

PokhodenkoSA · PokhodenkoSA · commit d114c8cf6abb · 2020-10-15T10:07:56.000+03:00
See https://github.com/psf/black#show-your-style
diff --git a/README.md b/README.md
@@ -1,3 +1,5 @@
+[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
+
 What?
 ====
 A lightweight Python package exposing a subset of OpenCL and SYCL

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+[![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)`
	`2`	`+`
`1`	`3`	`What?`
`2`	`4`	`====`
`3`	`5`	`A lightweight Python package exposing a subset of OpenCL and SYCL`