Updates sdp-transform to 1.4.1.

package.json

@@ -20,7 +20,7 @@
       "pako": "*",
       "i18next-client": "1.7.7",
       "sdp-interop": "0.1.4",
-      "sdp-transform": "1.4.0",
+      "sdp-transform": "1.4.1",
       "sdp-simulcast": "0.1.0",
       "async": "0.9.0",
       "retry": "0.6.1",