PHP 8.1 Warning: Deprecated: Missing return type for RequiredPhpSetting::jsonSerialize()

WARNING: /plugins/Diagnostics/Diagnostic/RequiredPhpSetting.php(104): Deprecated - Return type of Piwik\Plugins\Diagnostics\Diagnostic\RequiredPhpSetting::jsonSerialize() should either be compatible with JsonSerializable::jsonSerialize(): mixed, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice - Matomo 5.0.0-b1 - Please report this message in the Matomo forums: (please do a search first as it might have been reported already) (Module: Installation, Action: getSystemCheck, In CLI mode: false)

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