Use stable calls to /room_keys (#2729)

* Use stable calls to `/room_keys`

Fixes element-hq/element-web#22839

* Appease the CI

Author: turt2live

src/client.ts

@@ -2700,7 +2700,7 @@ export class MatrixClient extends TypedEventEmitter<EmittedEvents, ClientEventHa
         try {
             res = await this.http.authedRequest<IKeyBackupInfo>(
                 undefined, Method.Get, "/room_keys/version", undefined, undefined,
-                { prefix: PREFIX_UNSTABLE },
+                { prefix: PREFIX_V3 },
             );
         } catch (e) {
             if (e.errcode === 'M_NOT_FOUND') {
@@ -2856,7 +2856,7 @@ export class MatrixClient extends TypedEventEmitter<EmittedEvents, ClientEventHa
 
         const res = await this.http.authedRequest<IKeyBackupInfo>(
             undefined, Method.Post, "/room_keys/version", undefined, data,
-            { prefix: PREFIX_UNSTABLE },
+            { prefix: PREFIX_V3 },
         );
 
         // We could assume everything's okay and enable directly, but this ensures
@@ -2888,7 +2888,7 @@ export class MatrixClient extends TypedEventEmitter<EmittedEvents, ClientEventHa
 
         return this.http.authedRequest(
             undefined, Method.Delete, path, undefined, undefined,
-            { prefix: PREFIX_UNSTABLE },
+            { prefix: PREFIX_V3 },
         );
     }
 

src/crypto/EncryptionSetup.ts

@@ -18,7 +18,7 @@ import { logger } from "../logger";
 import { MatrixEvent } from "../models/event";
 import { createCryptoStoreCacheCallbacks, ICacheCallbacks } from "./CrossSigning";
 import { IndexedDBCryptoStore } from './store/indexeddb-crypto-store';
-import { Method, PREFIX_UNSTABLE } from "../http-api";
+import { Method, PREFIX_V3 } from "../http-api";
 import { Crypto, IBootstrapCrossSigningOpts } from "./index";
 import {
     ClientEvent,
@@ -246,14 +246,14 @@ export class EncryptionSetupOperation {
                         algorithm: this.keyBackupInfo.algorithm,
                         auth_data: this.keyBackupInfo.auth_data,
                     },
-                    { prefix: PREFIX_UNSTABLE },
+                    { prefix: PREFIX_V3 },
                 );
             } else {
                 // add new key backup
                 await baseApis.http.authedRequest(
                     undefined, Method.Post, "/room_keys/version",
                     undefined, this.keyBackupInfo,
-                    { prefix: PREFIX_UNSTABLE },
+                    { prefix: PREFIX_V3 },
                 );
             }
         }