Make all handheld grids scalable

Also increase the icon size in the XML until the icon is sized correctly.

Fix: 239419094
Bug: 235886078
Test: manual
Change-Id: I0c7d75181a61177cc5993ba7002c3ccc8fd60fbf
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 6a262c3..a8d371e 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -1027,7 +1027,7 @@
                     R.styleable.ProfileDisplayOption_allAppsIconSize, iconSizes[INDEX_DEFAULT]);
             allAppsIconSizes[INDEX_LANDSCAPE] = a.getFloat(
                     R.styleable.ProfileDisplayOption_allAppsIconSizeLandscape,
-                    iconSizes[INDEX_DEFAULT]);
+                    allAppsIconSizes[INDEX_DEFAULT]);
             allAppsIconSizes[INDEX_TWO_PANEL_PORTRAIT] = a.getFloat(
                     R.styleable.ProfileDisplayOption_allAppsIconSizeTwoPanelPortrait,
                     allAppsIconSizes[INDEX_DEFAULT]);