Update changelog headers (#41)

Author: graycampbell

CHANGELOG.md

@@ -4,9 +4,9 @@ All notable changes to this project will be documented in this file.
 
 This project adheres to [Semantic Versioning](https://semver.org).
 
-## 📦 [Version 0.2.0](https://github.com/fetch-rewards/swift-locking/releases/tag/0.2.0) - June 25, 2025 ([Full Changelog](https://github.com/fetch-rewards/swift-locking/compare/0.1.0...0.2.0))
+## 🚀 [Version 0.2.0](https://github.com/fetch-rewards/swift-locking/releases/tag/0.2.0) - June 25, 2025 ([Full Changelog](https://github.com/fetch-rewards/swift-locking/compare/0.1.0...0.2.0))
 
-### <a name="breaking-changes-0.2.0"></a>Breaking Changes
+### 🚨 <a name="breaking-changes-0.2.0"></a>Breaking Changes
 
 - Rename package to Swift Locking ([#35](https://github.com/fetch-rewards/swift-locking/pull/35))
     - References to the package URL should be changed to `"https://github.com/fetch-rewards/swift-locking.git"`.
@@ -16,34 +16,34 @@ This project adheres to [Semantic Versioning](https://semver.org).
 > [!NOTE]
 > Historical changelog entries before this version may reference the old repository name: Swift Synchronization.
 
-### Bug Fixes
+### 🐛 Bug Fixes
 
 - **[[BREAKING](#breaking-changes-0.2.0)]** Rename package to Swift Locking ([#35](https://github.com/fetch-rewards/swift-locking/pull/35))
 
-### Documentation
+### 📝 Documentation
 
 - Add SPI badges to README ([#28](https://github.com/fetch-rewards/swift-locking/pull/28))
 - Fix spelling mistake ([#30](https://github.com/fetch-rewards/swift-locking/pull/30))
 - Add more issue templates ([#31](https://github.com/fetch-rewards/swift-locking/pull/31))
 
-### Formatting
+### 🎨 Formatting
 
 - Remove author from file headers ([#29](https://github.com/fetch-rewards/swift-locking/pull/29))
 
-### Dependencies
+### 📦 Dependencies
 
 - Update SwiftFormat minimum version and output version in CI ([#33](https://github.com/fetch-rewards/swift-locking/pull/33))
 - Update SwiftSyntax dependency URL ([#36](https://github.com/fetch-rewards/swift-locking/pull/36))
 - Update SwiftSyntaxSugar dependency version to 0.1.1 ([#39](https://github.com/fetch-rewards/swift-locking/pull/39))
 
-### CI/CD
+### 🛠️ CI/CD
 
 - Add CODEOWNERS ([#32](https://github.com/fetch-rewards/swift-locking/pull/32))
 - Update SwiftFormat minimum version and output version in CI ([#33](https://github.com/fetch-rewards/swift-locking/pull/33))
 
-## 📦 [Version 0.1.0](https://github.com/fetch-rewards/swift-locking/releases/tag/0.1.0) - April 23, 2025 ([Full Changelog](https://github.com/fetch-rewards/swift-locking/commits/0.1.0))
+## 🚀 [Version 0.1.0](https://github.com/fetch-rewards/swift-locking/releases/tag/0.1.0) - April 23, 2025 ([Full Changelog](https://github.com/fetch-rewards/swift-locking/commits/0.1.0))
 
-### 🚀 Initial Release
+### 🎉 Initial Release
 
 This is the first public release of Swift Synchronization, a library that provides a collection of Swift macros used to protect shared mutable state.