test: enable blob.prototype.stream tests

Signed-off-by: James M Snell <jasnell@gmail.com>

PR-URL: #39693
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Bradley Farias <bradley.meck@gmail.com>
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>

Author: jasnell

test/wpt/status/FileAPI/blob.json

@@ -8,9 +8,6 @@
   "Blob-slice.any.js": {
     "skip": "Depends on File API"
   },
-  "Blob-stream.any.js": {
-    "skip": "Depends on Web Streams API"
-  },
   "Blob-in-worker.worker.js": {
     "skip": "Depends on Web Workers API"
   }

test/wpt/test-blob.js

@@ -7,7 +7,9 @@ const runner = new WPTRunner('FileAPI/blob');
 
 runner.setInitScript(`
   const { Blob } = require('buffer');
+  const { ReadableStream } = require('stream/web');
   global.Blob = Blob;
+  global.ReadableStream = ReadableStream;
 `);
 
 runner.runJsTests();