react-dialog: spec (#21992)

* Added dialog spec

* Updated spec: fixed typos

* Updated spec

* Updated spec: added details to descriptions

* Fixed typo

Co-authored-by: André Dias (he/him) <[email protected]>

* Fixed typo

Co-authored-by: André Dias (he/him) <[email protected]>

* Updated spec - added trigger and other details

* Fixed typos

* chore: move spec and assets to new folder

* Change file

* Updates Spec

* Adds confirm cancel example to API usage

* Change onClose to onOpenChange

* Update packages/react-components/react-dialog/Spec.md

Co-authored-by: André Dias (he/him) <[email protected]>

* Updates spec

* Adds root back into Dialog props

Co-authored-by: André Dias (he/him) <[email protected]>
Co-authored-by: Bernardo Sunderhus <[email protected]>

change/@fluentui-react-components-bbc25942-e688-4a93-9fc5-b8aeb8947518.json

@@ -0,0 +1,7 @@
+{
+  "type": "none",
+  "comment": "Spec creation",
+  "packageName": "@fluentui/react-components",
+  "email": "[email protected]",
+  "dependentChangeType": "none"
+}