Add missing video states to rest api doc

support/doc/api/openapi.yaml

@@ -5387,7 +5387,23 @@ components:
             - 1
             - 2
             - 3
-          description: 'The video state (Published = `1`, to transcode = `2`, to import = `3`)'
+            - 4
+            - 5
+            - 6
+            - 7
+            - 8
+            - 9
+          description: |
+            The video state:
+            - `1`: Published
+            - `2`: To transcode
+            - `3`: To import
+            - `4`: Waiting for live stream
+            - `5`: Live ended
+            - `6`: To move to an external storage (object storage...)
+            - `7`: Transcoding failed
+            - `8`: Moving to an external storage failed
+            - `9`: To edit using studio edition feature
         label:
           type: string