fix(package): update @angular/cdk to version 7.0.1

Closes #38

Author: greenkeeper[bot]

package.json

@@ -34,7 +34,7 @@
   },
   "dependencies": {
     "@angular/animations": "^6.1.10",
-    "@angular/cdk": "^6.4.7",
+    "@angular/cdk": "^7.0.1",
     "@angular/common": "^6.1.10",
     "@angular/core": "^6.1.10",
     "@angular/flex-layout": "^6.0.0-beta.18",