Use cellHeightPx to estimate recommended widgets' height

Test: Set grid to 2x2 and open the widgets picker in portrait. Able to
      scroll the recycler view.
Bug: 185915917
Change-Id: I02bb11a999fb1816de6e2410810c4ae6c1da137f
diff --git a/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java b/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
index 824b580..1aefe41 100644
--- a/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
+++ b/src/com/android/launcher3/widget/picker/WidgetsRecommendationTableLayout.java
@@ -146,7 +146,7 @@
             List<WidgetItem> widgetItems = recommendedWidgetsInTable.get(i);
             float rowHeight = 0;
             for (int j = 0; j < widgetItems.size(); j++) {
-                float previewHeight = widgetItems.get(j).spanY * deviceProfile.allAppsCellHeightPx
+                float previewHeight = widgetItems.get(j).spanY * deviceProfile.cellHeightPx
                         * previewScale;
                 rowHeight = Math.max(rowHeight, previewHeight + mWidgetCellTextViewsHeight);
             }