Update requirements.txt

Bharath Narayan · web-flow · commit 14ee25c1d120 · 2020-06-16T22:42:51.000+05:30
diff --git a/requirements.txt b/requirements.txt
@@ -9,4 +9,4 @@ fire
 jmespath
 mock
 tox
-coverage
+coverage[toml]
