DOC-2270: add TINY-10452 to the tinymce 7.0 release notes. (#3123)

modules/ROOT/pages/7.0-release-notes.adoc

@@ -235,6 +235,15 @@ Any editors using this `highlight_on_focus: true` option, can remove this option
 
 // CCFR here.
 
+=== Removed incorrect `aria-placeholder` attribute from editor body when `placeholder` option is set.
+// #TINY-10452
+
+Previously, when the `placeholder` option was set, the editor would automatically append an `aria-placeholder` attribute to the editor body.
+
+However, the `aria-placeholder` attribute is not a valid attribute for the body element according to accessibility guidelines. As a result, certain screen readers and assistive technologies encountered difficulties in correctly interpreting the content.
+
+In {productname} 7.0 addresses this, by removing the `aria-placeholder` attribute from the editor body. This solution ensures that the editor is accessible to all users.
+
 === `convert_unsafe_embeds` editor option is now defaulted to `true`.
 
 In {productname} 6.8.1, xref:content-filtering.adoc#convert-unsafe-embeds[convert_unsafe_embeds] editor option was introduced to allow `+object+` and `+embed+` elements to be converted by default to the correct element, respective of the MIME type, automatically when inserted into the editor.
@@ -243,7 +252,6 @@ In {productname} 7.0, the default value for `+convert_unsafe_embeds+` will chang
 
 For further details on the `+convert_unsafe_embeds+` option, see the xref:content-filtering.adoc#convert-unsafe-embeds[content filtering options], or refer to the xref:security.adoc#convert-unsafe-embeds[security guide], or the link:https://www.tiny.cloud/docs/tinymce/6/6.8.1-release-notes/#new-convert_unsafe_embeds-option-that-controls-whether-object-and-embed-elements-will-be-converted-to-more-restrictive-alternatives-namely-img-for-image-mime-types-video-for-video-mime-types-audio-audio-mime-types-or-iframe-for-other-or-unspecified-mime-types[{productname} 6.8.1 release notes].
 
-
 === `sandbox_iframes` editor option is now defaulted to `true`.
 
 In {productname} 6.8.1, the xref:content-filtering.adoc#sandbox-iframes[sandbox iframes] editor option was introduced to allow iframes to be sandboxed by default when inserted into the editor.