docs(readme): add note about jest/globals being set by configs (#659)

Fixes #658
jest-community · Sep 5, 2020 · d16b84c · d16b84c
1 parent 1392cf3
commit d16b84c
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diff --git a/README.md b/README.md
@@ -57,6 +57,9 @@ doing:
 }
 ```
 
+This is included in all configs shared by this plugin, so can be omitted if
+extending them.
+
 The behaviour of some rules (specifically `no-deprecated-functions`) change
 depending on the version of `jest` being used.