Update dependencies for version 18.0.0-beta2

package.json

@@ -24,7 +24,7 @@
     "@vaadin/vaadin-avatar": "^1.0.1",
     "@vaadin/vaadin-button": "^2.4.0",
     "@vaadin/vaadin-checkbox": "^2.5.0",
-    "@vaadin/vaadin-combo-box": "^5.4.3",
+    "@vaadin/vaadin-combo-box": "^5.4.6",
     "@vaadin/vaadin-context-menu": "^4.5.0",
     "@vaadin/vaadin-control-state-mixin": "^2.2.3",
     "@vaadin/vaadin-custom-field": "^1.3.0",
@@ -56,7 +56,7 @@
     "@vaadin/vaadin-text-field": "^2.8.1",
     "@vaadin/vaadin-themable-mixin": "^1.6.1",
     "@vaadin/vaadin-time-picker": "^2.4.0",
-    "@vaadin/vaadin-upload": "^4.4.0",
+    "@vaadin/vaadin-upload": "^4.4.1",
     "@vaadin/vaadin-usage-statistics": "^2.1.0"
   },
   "files": [