Tweak wording in the changelog.

Author: clokep

CHANGES.md

@@ -4,13 +4,13 @@ Synapse 1.20.0rc5 (2020-09-18)
 Features
 --------
 
-- Add flags to the `/versions` endpoint that includes whether new rooms default to using E2EE. ([\#8343](https://github.com/matrix-org/synapse/issues/8343))
+- Add flags to the `/versions` endpoint for whether new rooms default to using E2EE. ([\#8343](https://github.com/matrix-org/synapse/issues/8343))
 
 
 Bugfixes
 --------
 
-- Fix ratelimitng of federation `/send` requests. ([\#8342](https://github.com/matrix-org/synapse/issues/8342))
+- Fix rate limiting of federation `/send` requests. ([\#8342](https://github.com/matrix-org/synapse/issues/8342))
 - Fix a longstanding bug where back pagination over federation could get stuck if it failed to handle a received event. ([\#8349](https://github.com/matrix-org/synapse/issues/8349))