Finnishing the "Draw a Dino" tutorial (#1331)

* Add Leo2126_dino.png

* Add Leo2126_dino to README

Author: Leo2126

Leo2126_dino.png

@@ -4302,4 +4302,8 @@ harshithap2000-dai_deprivation"
 
 "Yet another DINO"
 
-![](oreopot_theRealDino.png)
+![](oreopot_theRealDino.png)
+
+"OIIAI dino"
+
+![](Leo2126_dino.png)