[ACS - Chat] Add Attachments to ChatMessage (#22331)

* Add Attachments to ChatMessage

* Fix examples

* Fix imageId misspelling

* Remove unnecessary required tag on ChatAttachment

* Add teamsinterop to custom word list

* Add 2022-11-15-preview8 to the readme.md file

* Fix example for GetTeamsInteropImageBySize

* Remove extra _ from operation name

* PR Comments

* Put individual errors back for now

* Would help if I saved the file

* Minor changes

* Rename 2023-03-01-preview to 2023-04-01-preview

* Fix Image Urls in the Attachment

* Review comments

* Some cleanup for API Review

* Remove image getting API from swagger

* Fix version in Readme.md

* Remove image size

---------

Co-authored-by: Ali Rafiee <[email protected]>

custom-words.txt

@@ -2137,6 +2137,7 @@ tasksuccess
 Taxii
 tcbbaselines
 Tcpkeepalive
+teamsinterop
 tempdb
 templated
 templatelink