build(dashboard): switch to new @angular/fire package (angular#13051)

Switches the dashboard to the new scoped name for the `angularfire2` package.

tools/dashboard/package.json

@@ -15,13 +15,13 @@
     "@angular/common": "^7.0.0-beta.4",
     "@angular/compiler": "^7.0.0-beta.4",
     "@angular/core": "^7.0.0-beta.4",
+    "@angular/fire": "^5.0.0",
     "@angular/forms": "^7.0.0-beta.4",
     "@angular/material": "^7.0.0-beta.0",
     "@angular/platform-browser": "^7.0.0-beta.4",
     "@angular/platform-browser-dynamic": "^7.0.0-beta.4",
     "@angular/router": "^7.0.0-beta.4",
     "@swimlane/ngx-charts": "^9.0.0",
-    "angularfire2": "^5.0.0-rc.12",
     "core-js": "^2.5.7",
     "d3": "^5.7.0",
     "firebase": "^5.4.2",

tools/dashboard/src/app/dashboard-app.ts

@@ -1,5 +1,5 @@
 import {Component} from '@angular/core';
-import {AngularFireDatabase} from 'angularfire2/database';
+import {AngularFireDatabase} from '@angular/fire/database';
 import {Observable} from 'rxjs';
 import {CoverageResult, PayloadResult} from './data-definitions';
 

tools/dashboard/src/app/dashboard-module.ts

@@ -3,8 +3,8 @@ import {MatCardModule, MatProgressSpinnerModule, MatToolbarModule} from '@angula
 import {BrowserModule} from '@angular/platform-browser';
 import {BrowserAnimationsModule} from '@angular/platform-browser/animations';
 import {NgxChartsModule} from '@swimlane/ngx-charts';
-import {AngularFireModule} from 'angularfire2';
-import {AngularFireDatabaseModule} from 'angularfire2/database';
+import {AngularFireModule} from '@angular/fire';
+import {AngularFireDatabaseModule} from '@angular/fire/database';
 import {environment} from '../environments/environment';
 import {CoverageChart} from './coverage-chart/coverage-chart';
 import {DashboardApp} from './dashboard-app';