docs: Prepared changelogs for release-please changelog generation

Author: spuxx-dev

packages/browser-utils/CHANGELOG.md

@@ -1,45 +1,31 @@
 # Changelog
 
-All notable changes to this project will be documented in this file.
+### ⚠ BREAKING CHANGES
 
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
-and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
-
-## [UNRELEASED]
-
-### Changed
-
-- 💥 BREAKING: Moved all of the package's non-browser-specific functionalities to the new `@spuxx/js-utils` package. This includes:
+- Moved all of the package's non-browser-specific functionalities to the new `@spuxx/js-utils` package. This includes:
   - `ServiceMixin`
   - `IntlService`
   - `LoggerService`
   - `sleep`, `isEmptyOrWhitespace` and `deepMerge`
 
-### Chores
-
-- Package source code has been movted into the [jslibs](https://github.com/spuxx1701/jslibs) monorepo.
-
-## [0.3.0] - 2024-05-23
+## 0.3.0 (2024-05-23)
 
-### Added
+### Features
 
 - Added [`deepMerge`](/lib/utils/misc.utils.ts) utility function.
 
-## [0.2.0] - 2024-05-07
+## 0.2.0 (2024-05-07)
 
-### Added
-
-- Added more information to `package.json`.
-
-### Changed
+### Features
 
 - `DeviceManager` service is now called `UserAgent`.
+- Added more information to `package.json`.
 
-### Fixed
+### Bug Fixes
 
 - `react.svg` is no longer part of the build output.
 - Fixed test app.
 
-## [0.1.0] 2024-05-06
+## 0.1.0 (2024-05-06)
 
 🌟 Initial release.

packages/js-utils/CHANGELOG.md

@@ -1,10 +1 @@
 # Changelog
-
-All notable changes to this project will be documented in this file.
-
-The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
-and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
-
-## [UNRELEASED]
-
-🌟 Initial release.