docs: v1.4.9 CHANGELOG (#63)

Author: aaronc

CHANGELOG.md

@@ -2,8 +2,20 @@
 
 ## Unreleased
 
+## [v1.4.9](https://github.com/cosmos/gogoproto/releases/tag/v1.4.9) - 2023-05-03
+
+### Breaking changes
+
+- [#62](https://github.com/cosmos/gogoproto/pull/62) Change public API for `MergedFileDescriptors`, `MergedGlobalFileDescriptors`, etc. introduced in v1.4.8, retracting that release.
+
+### Improvements
+
+- [#62](https://github.com/cosmos/gogoproto/pull/62) Add the `proto.HybridResolver` var  which exposes the merged `*protoregistry.Files` functionality in a high-performance way. Also add the `proto.GogoResolver` var.
+
 ## [v1.4.8](https://github.com/cosmos/gogoproto/releases/tag/v1.4.8) - 2023-04-18
 
+**RETRACTED**
+
 ### Breaking changes
 
 - [#61](https://github.com/cosmos/gogoproto/pull/60) Use all available cores when merging registries.