Restrict the smallest screen width dp of an embedded TF

Or the smallest screen width dp could be the same as the
display size.

Bug: 230035382
Test: verify sw config of an embedded activity
Change-Id: Ic085c6ed134c2787a26fd2b02b4345b04fb693e6

services/core/java/com/android/server/wm/TaskFragment.java

@@ -2054,9 +2054,15 @@ class TaskFragment extends WindowContainer<WindowContainer> {
                 final boolean inPipTransition = windowingMode == WINDOWING_MODE_PINNED
                         && !mTmpFullBounds.isEmpty() && mTmpFullBounds.equals(parentBounds);
                 if (WindowConfiguration.isFloating(windowingMode) && !inPipTransition) {
-                    // For floating tasks, calculate the smallest width from the bounds of the task
+                    // For floating tasks, calculate the smallest width from the bounds of the
+                    // task, because they should not be affected by insets.
                     inOutConfig.smallestScreenWidthDp = (int) (0.5f
                             + Math.min(mTmpFullBounds.width(), mTmpFullBounds.height()) / density);
+                } else if (isEmbedded()) {
+                    // For embedded TFs, the smallest width should be updated. Otherwise, inherit
+                    // from the parent task would result in applications loaded wrong resource.
+                    inOutConfig.smallestScreenWidthDp =
+                            Math.min(inOutConfig.screenWidthDp, inOutConfig.screenHeightDp);
                 }
                 // otherwise, it will just inherit
             }