Update flask-sqlalchemy to 2.3.2#116

JavierLopezMunoz merged 2 commits intomasterJavierLopezMunoz/cookiecutter-flask:masterfrom

pyup-update-flask-sqlalchemy-2.2-to-2.3.2JavierLopezMunoz/cookiecutter-flask:pyup-update-flask-sqlalchemy-2.2-to-2.3.2Copy head branch name to clipboard