fix(android): fix losing elevation effect after dimensions change (#1…

…1424)

Fixes the loss of the elevation property effect after a view's dimensions have been changed
dynamically

(cherry picked from commit 947e181)

Fixes TIMOB-25945

android/titanium/src/java/org/appcelerator/titanium/view/TiBorderWrapperView.java

@@ -108,6 +108,16 @@ public void getOutline(View view, Outline outline)
 		}
 	}
 
+	@Override
+	public void onDescendantInvalidated(View child, View target)
+	{
+		// Also invalidate outline to recalculate drop shadow.
+		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+			invalidateOutline();
+		}
+		super.onDescendantInvalidated(child, target);
+	}
+
 	public void setColor(int color)
 	{
 		this.color = color;