Update RELEASE_NOTES.md

Author: emmadesilva

RELEASE_NOTES.md

@@ -11,6 +11,7 @@ This serves two purposes:
 
 ### Added
 
+- Added support for PHP 8.4.
 - You can now specify sidebar item priorities by adding a numeric prefix to doc umentation page source file names in https://github.com/hydephp/develop/pull/1709
 - Added support for resolving dynamic links to source files in Markdown documents in https://github.com/hydephp/develop/pull/1590
 - Added a new `\Hyde\Framework\Actions\PreBuildTasks\TransferMediaAssets` build task handle media assets transfers for site builds.
@@ -40,6 +41,7 @@ This serves two purposes:
 
 ### Changed
 
+- **Breaking:** The minimum PHP version is now 8.2 instead of 8.1, but we now support PHP 8.3.
 - **Breaking:** The internals of the navigation system has been rewritten into a new Navigation API. This change is breaking for custom navigation implementations. For more information, see below.
 - **Breaking:** The `hyde.features` configuration format has changed to use Enums instead of static method calls. For more information, see below.
 - **Breaking:** Renamed class `DataCollections` to `DataCollection`. For more information, see below.
@@ -121,6 +123,7 @@ This serves two purposes:
 
 ### Removed
 
+- Breaking: Removed support for PHP 8.1.
 - Breaking: Removed the build task `\Hyde\Framework\Actions\PostBuildTasks\GenerateSearch` (see upgrade guide below)
 - Breaking: Removed the deprecated `\Hyde\Framework\Services\BuildService::transferMediaAssets()` method (see upgrade guide below)
 - Breaking: Removed the `DocumentationPage::getTableOfContents()` method as we now use Blade to generate the table of contents in https://github.com/hydephp/develop/pull/2045