npm: Updates lib-jitsi-meet. (#2199)

package-lock.json

       }
     },
     "lib-jitsi-meet": {
-      "version": "github:jitsi/lib-jitsi-meet#4f1969acaa6716dd61953142095cf7cd18e62f7e",
+      "version": "github:jitsi/lib-jitsi-meet#9b99e6bb33048e1f418465ec33db923f1786ba1f",
       "requires": {
         "async": "0.9.0",
         "current-executing-script": "0.1.3",

package.json

     "js-md5": "0.6.1",
     "jssha": "2.2.0",
     "jwt-decode": "2.2.0",
-    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#4f1969acaa6716dd61953142095cf7cd18e62f7e",
+    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#9b99e6bb33048e1f418465ec33db923f1786ba1f",
     "lodash": "4.17.4",
     "nuclear-js": "1.4.0",
     "postis": "2.2.0",