Update ARIA IDL attribute types in '6.3.2 IDL reflection of ARIA attr…

…ibutes', and remove note referencing true/false

index.html

@@ -10207,8 +10207,7 @@ <h3>Multi-value Attribute Values</h3>
 		</section>
 		<section id="idl-reflection-attribute-values">
 			<h3>IDL reflection of ARIA attributes</h3>
-			<p>All ARIA attributes reflect in IDL as [=nullable type|nullable=] {{DOMString}} attributes.
-			This includes the boolean-like <a href="#valuetype_true-false">true/false</a> type, and all other ARIA attributes.</p>
+			<p>ARIA attributes may reflect as several IDL attribute types such as [=nullable type|nullable=] {{DOMString}} attributes, [=nullable type|nullable=] {{FrozenArray}} attributes or [=nullable type|nullable=] {{Element}} attributes.
 			<p>Default values from the ARIA values tables MUST NOT reflect to IDL as the
 			<a data-cite="html/common-microsyntaxes.html#missing-value-default">missing value default</a> or the
 			<a data-cite="html/common-microsyntaxes.html#invalid-value-default">invalid value default</a> for the attribute.