Update dependencies for version 20.0.0-alpha7

package.json

@@ -19,45 +19,45 @@
     "@polymer/iron-resizable-behavior": "^3.0.1",
     "@polymer/iron-scroll-target-behavior": "^3.0.1",
     "@webcomponents/shadycss": "^1.9.6",
-    "@vaadin/vaadin-accordion": "^20.0.0-alpha3",
-    "@vaadin/vaadin-app-layout": "^20.0.0-alpha3",
-    "@vaadin/vaadin-avatar": "^20.0.0-alpha3",
-    "@vaadin/vaadin-button": "^20.0.0-alpha3",
-    "@vaadin/vaadin-checkbox": "^20.0.0-alpha3",
-    "@vaadin/vaadin-combo-box": "^20.0.0-alpha3",
-    "@vaadin/vaadin-context-menu": "^20.0.0-alpha3",
-    "@vaadin/vaadin-control-state-mixin": "^20.0.0-alpha3",
-    "@vaadin/vaadin-custom-field": "^20.0.0-alpha3",
-    "@vaadin/vaadin-date-picker": "^20.0.0-alpha3",
-    "@vaadin/vaadin-date-time-picker": "^20.0.0-alpha3",
-    "@vaadin/vaadin-details": "^20.0.0-alpha3",
+    "@vaadin/vaadin-accordion": "^20.0.0-alpha4",
+    "@vaadin/vaadin-app-layout": "^20.0.0-alpha4",
+    "@vaadin/vaadin-avatar": "^20.0.0-alpha4",
+    "@vaadin/vaadin-button": "^20.0.0-alpha4",
+    "@vaadin/vaadin-checkbox": "^20.0.0-alpha4",
+    "@vaadin/vaadin-combo-box": "^20.0.0-alpha4",
+    "@vaadin/vaadin-context-menu": "^20.0.0-alpha4",
+    "@vaadin/vaadin-control-state-mixin": "^20.0.0-alpha4",
+    "@vaadin/vaadin-custom-field": "^20.0.0-alpha4",
+    "@vaadin/vaadin-date-picker": "^20.0.0-alpha4",
+    "@vaadin/vaadin-date-time-picker": "^20.0.0-alpha4",
+    "@vaadin/vaadin-details": "^20.0.0-alpha4",
     "@vaadin/vaadin-development-mode-detector": "^2.0.4",
-    "@vaadin/vaadin-dialog": "^20.0.0-alpha3",
-    "@vaadin/vaadin-element-mixin": "^20.0.0-alpha3",
-    "@vaadin/vaadin-form-layout": "^20.0.0-alpha3",
-    "@vaadin/vaadin-grid": "^20.0.0-alpha3",
-    "@vaadin/vaadin-icons": "^20.0.0-alpha3",
-    "@vaadin/vaadin-item": "^20.0.0-alpha3",
-    "@vaadin/vaadin-list-box": "^20.0.0-alpha3",
-    "@vaadin/vaadin-list-mixin": "^20.0.0-alpha3",
-    "@vaadin/vaadin-login": "^20.0.0-alpha3",
-    "@vaadin/vaadin-lumo-styles": "^20.0.0-alpha3",
-    "@vaadin/vaadin-material-styles": "^20.0.0-alpha3",
-    "@vaadin/vaadin-menu-bar": "^20.0.0-alpha3",
-    "@vaadin/vaadin-messages": "^20.0.0-alpha3",
-    "@vaadin/vaadin-notification": "^20.0.0-alpha3",
-    "@vaadin/vaadin-ordered-layout": "^20.0.0-alpha3",
-    "@vaadin/vaadin-overlay": "^20.0.0-alpha3",
-    "@vaadin/vaadin-progress-bar": "^20.0.0-alpha3",
-    "@vaadin/vaadin-radio-button": "^20.0.0-alpha3",
+    "@vaadin/vaadin-dialog": "^20.0.0-alpha4",
+    "@vaadin/vaadin-element-mixin": "^20.0.0-alpha4",
+    "@vaadin/vaadin-form-layout": "^20.0.0-alpha4",
+    "@vaadin/vaadin-grid": "^20.0.0-alpha4",
+    "@vaadin/vaadin-icons": "^20.0.0-alpha4",
+    "@vaadin/vaadin-item": "^20.0.0-alpha4",
+    "@vaadin/vaadin-list-box": "^20.0.0-alpha4",
+    "@vaadin/vaadin-list-mixin": "^20.0.0-alpha4",
+    "@vaadin/vaadin-login": "^20.0.0-alpha4",
+    "@vaadin/vaadin-lumo-styles": "^20.0.0-alpha4",
+    "@vaadin/vaadin-material-styles": "^20.0.0-alpha4",
+    "@vaadin/vaadin-menu-bar": "^20.0.0-alpha4",
+    "@vaadin/vaadin-messages": "^20.0.0-alpha4",
+    "@vaadin/vaadin-notification": "^20.0.0-alpha4",
+    "@vaadin/vaadin-ordered-layout": "^20.0.0-alpha4",
+    "@vaadin/vaadin-overlay": "^20.0.0-alpha4",
+    "@vaadin/vaadin-progress-bar": "^20.0.0-alpha4",
+    "@vaadin/vaadin-radio-button": "^20.0.0-alpha4",
     "@vaadin/router": "^1.7.4",
-    "@vaadin/vaadin-select": "^20.0.0-alpha3",
-    "@vaadin/vaadin-split-layout": "^20.0.0-alpha3",
-    "@vaadin/vaadin-tabs": "^20.0.0-alpha3",
-    "@vaadin/vaadin-text-field": "^20.0.0-alpha3",
-    "@vaadin/vaadin-themable-mixin": "^20.0.0-alpha3",
-    "@vaadin/vaadin-time-picker": "^20.0.0-alpha3",
-    "@vaadin/vaadin-upload": "^20.0.0-alpha3",
+    "@vaadin/vaadin-select": "^20.0.0-alpha4",
+    "@vaadin/vaadin-split-layout": "^20.0.0-alpha4",
+    "@vaadin/vaadin-tabs": "^20.0.0-alpha4",
+    "@vaadin/vaadin-text-field": "^20.0.0-alpha4",
+    "@vaadin/vaadin-themable-mixin": "^20.0.0-alpha4",
+    "@vaadin/vaadin-time-picker": "^20.0.0-alpha4",
+    "@vaadin/vaadin-upload": "^20.0.0-alpha4",
     "@vaadin/vaadin-usage-statistics": "^2.1.0"
   },
   "files": [