chore(deps): update lib-jitsi-meet for getting youtube url (#2902)

package-lock.json

       }
     },
     "lib-jitsi-meet": {
-      "version": "github:jitsi/lib-jitsi-meet#307777207ec219df344b8fed2fd2071d2238f9f8",
+      "version": "github:jitsi/lib-jitsi-meet#4f0b8fd39ce69bef367114ccaaf6ce580a9fd4d7",
       "requires": {
         "async": "0.9.0",
         "current-executing-script": "0.1.3",
       "integrity": "sha1-8z/pz7Urv9UgqhgyO8ZdsRCht2w="
     },
     "rtcpeerconnection-shim": {
-      "version": "1.2.8",
-      "resolved": "https://registry.npmjs.org/rtcpeerconnection-shim/-/rtcpeerconnection-shim-1.2.8.tgz",
-      "integrity": "sha512-5Sx90FGru1sQw9aGOM+kHU4i6mbP8eJPgxliu2X3Syhg8qgDybx8dpDTxUwfJvPnubXFnZeRNl59DWr4AttJKQ==",
+      "version": "1.2.11",
+      "resolved": "https://registry.npmjs.org/rtcpeerconnection-shim/-/rtcpeerconnection-shim-1.2.11.tgz",
+      "integrity": "sha512-Vns4aLKXTrLZCjDOlPZL1nymFiSpqs15TeF+wG1TSLO1kXRrCuT5SjL+Zb8RCP7t3JNfnCuTn+qMlCGQu5NvhQ==",
       "requires": {
-        "sdp": "2.6.0"
+        "sdp": "2.7.1"
       }
     },
     "run-async": {
       }
     },
     "sdp": {
-      "version": "2.6.0",
-      "resolved": "https://registry.npmjs.org/sdp/-/sdp-2.6.0.tgz",
-      "integrity": "sha512-/q5nUDSqvfh+P5pvb4Ez1IsF6F9aLLgslHrSDSltqvUuS7raTY9ROjbGJTyvGSYRs99FY59c8Od1lT7WVaiNAw=="
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/sdp/-/sdp-2.7.1.tgz",
+      "integrity": "sha512-URSgTktvdDdFOJT9U2tIIILrVrs1K+L3Vy+Y5ozqD1PGWDEPBKkyqg7qTI+qIfW+NgDujwUfXMt9eoQzqFr2Bg=="
     },
     "sdp-interop": {
       "version": "0.1.12",
     "webrtc-adapter": {
       "version": "github:webrtc/adapter#1eec19782b4058d186341263e7d049cea3e3290a",
       "requires": {
-        "rtcpeerconnection-shim": "1.2.8",
-        "sdp": "2.6.0"
+        "rtcpeerconnection-shim": "1.2.11",
+        "sdp": "2.7.1"
       }
     },
     "websocket-driver": {

package.json

     "jquery-i18next": "1.2.0",
     "js-md5": "0.6.1",
     "jwt-decode": "2.2.0",
-    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#307777207ec219df344b8fed2fd2071d2238f9f8",
+    "lib-jitsi-meet": "github:jitsi/lib-jitsi-meet#4f0b8fd39ce69bef367114ccaaf6ce580a9fd4d7",
     "lodash": "4.17.4",
     "moment": "2.19.4",
     "postis": "2.2.0",