chore: fix file naming

src/tree-select/demo/data-en.ts

@@ -0,0 +1,65 @@
+const group1 = [
+  {
+    text: 'Delaware',
+    id: 1,
+  },
+  {
+    text: 'Florida',
+    id: 2,
+  },
+  {
+    text: 'Georqia',
+    id: 3,
+    disabled: true,
+  },
+  {
+    text: 'Indiana',
+    id: 4,
+  },
+];
+
+const group2 = [
+  {
+    text: 'Alabama',
+    id: 5,
+  },
+  {
+    text: 'Kansas',
+    id: 6,
+  },
+  {
+    text: 'Louisiana',
+    id: 7,
+  },
+  {
+    text: 'Texas',
+    id: 8,
+  },
+];
+
+const group3 = [
+  {
+    text: 'Alabama',
+    id: 9,
+  },
+  {
+    text: 'Kansas',
+    id: 10,
+  },
+];
+
+export const enUSData = [
+  {
+    text: 'Group 1',
+    children: group1,
+  },
+  {
+    text: 'Group 2',
+    children: group2,
+  },
+  {
+    text: 'Group 3',
+    disabled: true,
+    children: group3,
+  },
+];