Update the acronyms file

Author: braboj

.scripts/acronyms.json

@@ -21,6 +21,7 @@
   "IP": "Internet Protocol",
   "JSON": "JavaScript Object Notation",
   "MVC": "Model View Controller",
+  "MRO": "Method Resolution Order",
   "OOP": "Object Oriented Programming",
   "ORM": "Object Relational Mapping",
   "OS": "Operating System",