Update README.md

Author: cdimascio

README.md

@@ -14,9 +14,9 @@ An OpenApi validator for ExpressJS that automatically validates API requests and
 
 - ✔️ request validation
 - ✔️ response validation 
-- 🔐security validation / custom security functions
-- 🎈3rd party / custom formats 
-- 🔼file upload
+- 🔐 security validation / custom security functions
+- 🎈 3rd party / custom formats 
+- 🔼 file upload
 
 
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