add point_cloud to VideoTypeEnum and LensChangeVideoTypeEnum

cloud-sdk/src/main/java/com/dji/sdk/cloudapi/livestream/LensChangeVideoTypeEnum.java

@@ -17,6 +17,8 @@ public enum LensChangeVideoTypeEnum {
 
     WIDE("wide"),
 
+    POINT_CLOUD("point_cloud"),
+
     IR("ir");
 
     private final String type;

cloud-sdk/src/main/java/com/dji/sdk/cloudapi/livestream/VideoTypeEnum.java

@@ -21,6 +21,8 @@ public enum VideoTypeEnum {
 
     NORMAL("normal"),
 
+    POINT_CLOUD("point_cloud"),
+
     IR("ir");
 
     private final String type;