Add changelog for v0.84.0-rc.2 (#55231)

Summary:
Add Changelog for 0.84.0-rc.2

## Changelog:
[Internal] - Add Changelog for 0.84.0-rc.2

Pull Request resolved: #55231

Test Plan: N/A

Reviewed By: cipolleschi

Differential Revision: D90989125

Pulled By: fabriziocucci

fbshipit-source-id: 2ba99e097d6622a3df9f0d8a42cd0399ac5a8491

Author: react-native-bot

CHANGELOG.md

@@ -1,5 +1,15 @@
 # Changelog
 
+## v0.84.0-rc.2
+
+### Fixed
+
+- Fix empty screen for RNDT Network and Performance panels ([c1ff074436](https://github.com/facebook/react-native/commit/c1ff074436ed0c9f66f7e23677b11f145bc282d7) by [@huntie](https://github.com/huntie))
+
+#### iOS specific
+
+- Fix glog namespace issue to allow using interop mode of objcxx ([68aab492e1](https://github.com/facebook/react-native/commit/68aab492e116a60daf33bc3992196b510a497100) by [@riteshshukla04](https://github.com/riteshshukla04))
+
 ## v0.84.0-rc.1
 
 ### Breaking