chore: ./jest requires bash (#10920)

FauxFaux · web-flow · commit cf4f0a501d42 · 2020-12-06T11:32:01.000+01:00
diff --git a/jest b/jest
@@ -1,4 +1,4 @@
-#!/usr/bin/env sh
+#!/usr/bin/env bash
 
 : '
 Copyright (c) 2014-present, Facebook, Inc. All rights reserved.

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-#!/usr/bin/env sh`
	`1`	`+#!/usr/bin/env bash`
`2`	`2`
`3`	`3`	`: '`
`4`	`4`	`Copyright (c) 2014-present, Facebook, Inc. All rights reserved.`