Update CHANGELOG for v0.5.2 release

CHANGELOG.md

@@ -26,6 +26,26 @@ The following types of changes will be recorded in this file:
 
 - placeholder
 
+## [v0.5.2] - 2023-08-17
+
+### Added
+
+- (GH-264) Add initial automated release build workflow
+
+### Changed
+
+- Dependencies
+  - `Go`
+    - `1.19.11` to `1.20.7`
+  - `atc0005/go-ci`
+    - `go-ci-oldstable-build-v0.11.5` to `go-ci-oldstable-build-v0.13.4`
+  - `atc0005/go-teams-notify`
+    - `v2.7.1` to `v2.8.0`
+  - `golang.org/x/sys`
+    - `v0.10.0` to `v0.11.0`
+- (GH-266) Update Dependabot config to monitor both branches
+- (GH-286) Update project to Go 1.20 series
+
 ## [v0.5.1] - 2023-07-18
 
 ### Added
@@ -772,7 +792,8 @@ Worth noting (in no particular order):
 - Makefile for general use cases (including local linting)
   - Note: See README for available options if building on Windows
 
-[Unreleased]: https://github.com/atc0005/bounce/compare/v0.5.1...HEAD
+[Unreleased]: https://github.com/atc0005/bounce/compare/v0.5.2...HEAD
+[v0.5.2]: https://github.com/atc0005/bounce/releases/tag/v0.5.2
 [v0.5.1]: https://github.com/atc0005/bounce/releases/tag/v0.5.1
 [v0.5.0]: https://github.com/atc0005/bounce/releases/tag/v0.5.0
 [v0.4.20]: https://github.com/atc0005/bounce/releases/tag/v0.4.20