Update README.

Author: toddbirchard

README.md

@@ -1,7 +1,7 @@
 # Flask-Login Tutorial
 
 ![Python](https://img.shields.io/badge/Python-v3.12-blue.svg?logo=python&longCache=true&logoColor=white&colorB=5e81ac&style=flat-square&colorA=4c566a)
-![Flask](https://img.shields.io/badge/Flask-v3.1.1-blue.svg?longCache=true&logo=flask&style=flat-square&logoColor=white&colorB=5e81ac&colorA=4c566a)
+![Flask](https://img.shields.io/badge/Flask-v3.1.2-blue.svg?longCache=true&logo=flask&style=flat-square&logoColor=white&colorB=5e81ac&colorA=4c566a)
 ![Flask-Login](https://img.shields.io/badge/Flask--Login-v0.6.3-blue.svg?longCache=true&logo=flask&style=flat-square&logoColor=white&colorB=5e81ac&colorA=4c566a)
 ![Flask-Assets](https://img.shields.io/badge/Flask--Assets-v2.1.0-blue.svg?longCache=true&logo=flask&style=flat-square&logoColor=white&colorB=5e81ac&colorA=4c566a)
 ![Flask-WTF](https://img.shields.io/badge/Flask--WTF-v1.2.2-blue.svg?longCache=true&logo=python&style=flat-square&logoColor=white&colorB=5e81ac&colorA=4c566a)