chore: update demo

src/demo/data/logo.js

@@ -0,0 +1,33 @@
+/* eslint-disable */
+import logo from '../assets/Vue-ECharts.svg'
+/* eslint-enable */
+
+const d = logo.match(/\bd="([^"]+)"/)[1];
+
+export default {
+  series: [
+    {
+      type: "liquidFill",
+      data: [0.7, 0.6, 0.55, 0.45],
+      amplitude: 6,
+      outline: {
+        show: false
+      },
+      radius: "60%",
+      color: ["#4fc08d", "#44d64a", "#33c762", "#4acc80"],
+      backgroundStyle: {
+        color: "#fff",
+        borderColor: "#2c3e50",
+        borderWidth: 1
+      },
+      shape: `path://${d}`,
+      label: {
+        normal: {
+          formatter() {
+            return "";
+          }
+        }
+      }
+    }
+  ]
+};