统计：增加商品统计

(cherry picked from commit ca35e1a4af)

src/views/mall/statistics/product/index.vue

@@ -0,0 +1,14 @@
+<template>
+  <!-- 商品概览 -->
+  <ProductSummary />
+  <!-- 商品排行 -->
+  <ProductRank class="mt-16px" />
+</template>
+<script lang="ts" setup>
+import ProductSummary from './components/ProductSummary.vue'
+import ProductRank from './components/ProductRank.vue'
+
+/** 商品统计 */
+defineOptions({ name: 'ProductStatistics' })
+</script>
+<style lang="scss" scoped></style>