chore: update to RxJS 6.2.x (#12678)

package-lock.json

@@ -14491,9 +14491,9 @@
       "dev": true
     },
     "rxjs": {
-      "version": "6.0.0",
-      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.0.0.tgz",
-      "integrity": "sha512-2MgLQr1zvks8+Kip4T6hcJdiBhV+SIvxguoWjhwtSpNPTp/5e09HJbgclCwR/nW0yWzhubM+6Q0prl8G5RuoBA==",
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/rxjs/-/rxjs-6.2.2.tgz",
+      "integrity": "sha512-0MI8+mkKAXZUF9vMrEoPnaoHkfzBPP4IGwUYRJhIRJF6/w3uByO1e91bEHn8zd43RdkTMKiooYKmwz7RH6zfOQ==",
       "requires": {
         "tslib": "^1.9.0"
       }

package.json

@@ -36,7 +36,7 @@
     "@angular/platform-browser": "6.0.0",
     "@webcomponents/custom-elements": "^1.1.0",
     "core-js": "^2.4.1",
-    "rxjs": "6.0.0",
+    "rxjs": "^6.2.0",
     "systemjs": "0.19.43",
     "tsickle": "^0.27.2",
     "tslib": "^1.9.0",