Update changelog

CHANGELOG.md

@@ -120,6 +120,7 @@
 - Updated InternalApiController, add interstitial logic. ([20681bcf](https://github.com/pixelfed/pixelfed/commit/20681bcf))
 - Updated PublicApiController, improve stateless object caching. ([342e7a50](https://github.com/pixelfed/pixelfed/commit/342e7a50))
 - Updated StatusController, add interstitial logic. ([003caf7e](https://github.com/pixelfed/pixelfed/commit/003caf7e))
+- Updated middleware, add AccountInterstitial support. ([19d6e7df](https://github.com/pixelfed/pixelfed/commit/19d6e7df))
 
 ## [v0.10.9 (2020-04-17)](https://github.com/pixelfed/pixelfed/compare/v0.10.8...v0.10.9)
 ### Added