Added #745 to changelog (#784)

* Added #745 to changelog

* Update CHANGELOG.md

Co-authored-by: karroffel <thomas-github@poto.cafe>

Co-authored-by: Carter Anderson <mcanders1@gmail.com>
Co-authored-by: karroffel <thomas-github@poto.cafe>

CHANGELOG.md

@@ -77,6 +77,7 @@ to view all changes since the `0.2.1` release.
 - Despawning an entity multiple times causes a debug-level log message to be emitted instead of a panic: [#649][649], [#651][651]
 - [Migrated to Rodio 0.12][692]
   - New method of playing audio can be found in the examples.
+- Added support for inserting custom initial values for `Local<T>` system resources [#745][745]
 
 ### Fixed
 
@@ -147,6 +148,7 @@ to view all changes since the `0.2.1` release.
 [740]: https://github.com/bevyengine/bevy/pull/740
 [741]: https://github.com/bevyengine/bevy/pull/741
 [744]: https://github.com/bevyengine/bevy/pull/744
+[745]: https://github.com/bevyengine/bevy/pull/745
 [752]: https://github.com/bevyengine/bevy/pull/752