Merge pull request #2129 from jimmycuadra/conditionally-required-url-fields

Remove the "required" designation from the `url` field of certain m.room.message msgtypes.

changelogs/client_server/newsfragments/2129.clarification

@@ -0,0 +1 @@
+Remove "required" designation from the ``url`` field of certain ``m`.room.message` msgtypes.

event-schemas/schema/m.room.message$m.audio

@@ -28,7 +28,7 @@ properties:
         type: string
       url:
         description: |-
-          Required if the file is not encrypted. The URL (typically `MXC URI`_)
+          Required if the file is unencrypted. The URL (typically `MXC URI`_)
           to the audio clip.
         type: string
       file:
@@ -40,7 +40,6 @@ properties:
     required:
       - msgtype
       - body
-      - url
     type: object
   type:
     enum:

event-schemas/schema/m.room.message$m.file

@@ -55,7 +55,6 @@ properties:
     required:
       - msgtype
       - body
-      - url
     type: object
   type:
     enum:

event-schemas/schema/m.room.message$m.image

@@ -30,7 +30,6 @@ properties:
     required:
       - msgtype
       - body
-      - url
     type: object
   type:
     enum:

event-schemas/schema/m.room.message$m.video

@@ -61,7 +61,6 @@ properties:
     required:
       - msgtype
       - body
-      - url
     type: object
   type:
     enum: