Update of copy/paste support list (#15149)

* Update of copy/paste support list

* Update packages/blocks/src/api/raw-handling/readme.md

Co-Authored-By: samy <contact@lahaut.info>

* Update readme

packages/blocks/src/api/raw-handling/readme.md

@@ -17,12 +17,12 @@ This folder contains all paste specific logic (filters, converters, normalisers.
 
 
 1. Apple Pages does not pass heading and image information.
-2. MS Word only provides a local file path, which cannot be accessed in JavaScript for security reasons.
+2. MS Word only provides a local file path, which cannot be accessed in JavaScript for security reasons. Image placeholders will be provided instead. Single images, however, _can_ be copied and pasted without any problem.
 3. Still to do for MS Word Online.
 4. Evernote does not have headings.
 5. For caption and gallery shortcodes, see #2874.
 
 ## Other notable capabilities
 
 * Filters out analytics trackers in the form of images.
-* Direct image data pasting coming soon.
+* Pasting a single images (if the browser provides image data).