Bump websocket-extensions from 0.1.3 to 0.1.4 in /frontend (#3929)

Bumps [websocket-extensions](https://github.com/faye/websocket-extensions-node) from 0.1.3 to 0.1.4.
- [Release notes](https://github.com/faye/websocket-extensions-node/releases)
- [Changelog](https://github.com/faye/websocket-extensions-node/blob/master/CHANGELOG.md)
- [Commits](https://github.com/faye/websocket-extensions-node/compare/0.1.3...0.1.4)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

frontend/package-lock.json

@@ -2190,9 +2190,9 @@
       },
       "dependencies": {
         "google-protobuf": {
-          "version": "3.11.4",
-          "resolved": "https://registry.npmjs.org/google-protobuf/-/google-protobuf-3.11.4.tgz",
-          "integrity": "sha512-lL6b04rDirurUBOgsY2+LalI6Evq8eH5TcNzi7TYQ3BsIWelT0KSOQSBsXuavEkNf+odQU6c0lgz3UsZXeNX9Q=="
+          "version": "3.12.2",
+          "resolved": "https://registry.npmjs.org/google-protobuf/-/google-protobuf-3.12.2.tgz",
+          "integrity": "sha512-4CZhpuRr1d6HjlyrxoXoocoGFnRYgKULgMtikMddA9ztRyYR59Aondv2FioyxWVamRo0rF2XpYawkTCBEQOSkA=="
         }
       }
     },
@@ -10194,9 +10194,9 @@
       "dev": true
     },
     "grpc-web": {
-      "version": "1.0.7",
-      "resolved": "https://registry.npmjs.org/grpc-web/-/grpc-web-1.0.7.tgz",
-      "integrity": "sha512-Fkbz1nyvvt6GC6ODcxh9Fen6LLB3OTCgGHzHwM2Eni44SUhzqPz1UQgFp9sfBEfInOhx3yBdwo9ZLjZAmJ+TtA=="
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/grpc-web/-/grpc-web-1.1.0.tgz",
+      "integrity": "sha512-oPoS4/E/EO0TA2ZOSf3AxV2AbWDeabwfbAo+8oXNenOw87RmKz4hME8Sy4KDu2dUnqK8cuGfzdQlJPAEQEygNQ=="
     },
     "gtoken": {
       "version": "4.1.3",
@@ -19586,7 +19586,7 @@
       "dependencies": {
         "node-notifier": {
           "version": "4.6.1",
-          "resolved": "http://registry.npmjs.org/node-notifier/-/node-notifier-4.6.1.tgz",
+          "resolved": "https://registry.npmjs.org/node-notifier/-/node-notifier-4.6.1.tgz",
           "integrity": "sha1-BW0UJE89zBzq3+aK+c/wxUc6M/M=",
           "dev": true,
           "requires": {
@@ -20786,9 +20786,9 @@
       }
     },
     "websocket-extensions": {
-      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.3.tgz",
-      "integrity": "sha512-nqHUnMXmBzT0w570r2JpJxfiSD1IzoI+HGVdd3aZ0yNi3ngvQ4jv1dtHt5VGxfI2yj5yqImPhOK4vmIh2xMbGg==",
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/websocket-extensions/-/websocket-extensions-0.1.4.tgz",
+      "integrity": "sha512-OqedPIGOfsDlo31UNwYbCFMSaO9m9G/0faIHj5/dZFDMFqPTcx6UwqyOy3COEaEOg/9VsGIpdqn62W5KhoKSpg==",
       "dev": true
     },
     "whatwg-encoding": {