Remove keyId from the server keys endpoints (#1350)

* Remove keyId from the server keys endpoints

It has been deprecated forever.
Besides, the OpenAPI 3 spec doesn't allow optional path parameters.

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

* Add newsfragment

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

* Fix broken link

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

* Mention MSC3938 in newfragment

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

Signed-off-by: Kévin Commaille <zecakeh@tedomum.fr>

data/api/server-server/keys_query.yaml

@@ -25,7 +25,7 @@ consumes:
 produces:
   - application/json
 paths:
-  "/query/{serverName}/{keyId}":
+  "/query/{serverName}":
     get:
       summary: Query for another server's keys
       description: |-
@@ -39,17 +39,6 @@ paths:
           description: The server's DNS name to query
           required: true
           x-example: matrix.org
-        - in: path
-          name: keyId
-          type: string
-          description: |-
-            **Deprecated**. Servers should not use this parameter and instead
-            opt to return all keys, not just the requested one. The key ID to
-            look up.
-
-            When excluded, the trailing slash on this endpoint is optional.
-          required: false
-          x-example: "ed25519:abc123"
         - in: query
           name: minimum_valid_until_ts
           type: integer

data/api/server-server/keys_server.yaml

@@ -23,7 +23,7 @@ basePath: /_matrix/key/v2
 produces:
   - application/json
 paths:
-  "/server/{keyId}":
+  "/server":
     get:
       summary: Get the homeserver's public key(s)
       description: |-
@@ -43,19 +43,6 @@ paths:
         from the server so that the signatures of old events can still be
         checked.
       operationId: getServerKey
-      parameters:
-        - in: path
-          name: keyId
-          type: string
-          description: |-
-            **Deprecated**. Servers should not use this parameter and instead
-            opt to return all keys, not just the requested one. The key ID to
-            look up.
-
-            When excluded, the trailing slash on this endpoint is optional.
-          required: false
-          x-example: "ed25519:abc123"
-          deprecated: true
       responses:
         200:
           description: The homeserver's keys