add shared element snippets

Author: riggaroo

compose/snippets/src/main/java/com/example/compose/snippets/animations/SharedElementSnippets.kt

@@ -25,3 +25,9 @@ val Pink80 = Color(0xFFEFB8C8)
 val Purple40 = Color(0xFF6650a4)
 val PurpleGrey40 = Color(0xFF625b71)
 val Pink40 = Color(0xFF7D5260)
+
+val LavenderDark = Color(0xff23009e)
+val LavenderLight = Color(0xFFDDBEFC)
+
+val RoseDark = Color(0xffaf0060)
+val RoseLight = Color(0xFFFFAFC9)