add min height for productmoverategraph to prevent layout shift

Author: ajgeiss0702

src/routes/(info)/lttstore/products/[handle]/+page.svelte

@@ -645,9 +645,11 @@
           <option value="all">all-time</option>
         </select>{#key data}
         <ProductStockHistoryGraph stockHistory={data.stockHistory} productName={productInfo.title} productOptions={productInfo.options} {chartUpdateNumber}/>
-        <LazyLoad>
-          <ProductMoveRateGraph stockHistory={data.stockHistory} productName={productInfo.title} {chartUpdateNumber}/>
-        </LazyLoad>
+        <div class="min-h-[710px]">
+          <LazyLoad>
+            <ProductMoveRateGraph stockHistory={data.stockHistory} productName={productInfo.title} {chartUpdateNumber}/>
+          </LazyLoad>
+        </div>
         {/key}<br>
         {#if data.product.firstSeen < 1719248750000}
           Note that stock started being recorded on June 11th, 2024, so data before that is not available.