DOC: typo, misc update README.md (#485)

samir-nasibli · web-flow · commit f5790502a2be · 2021-01-14T11:40:17.000-06:00
diff --git a/README.md b/README.md
@@ -27,7 +27,7 @@ cd dpnp
 
 ## Run test
 ```bash
-. ./0.env
+. ./0.env.sh
 pytest
 # or
 pytest tests/test_matmul.py -s -v
