Update Python requirements to fix Flask_JWT_Extended and PyJWT conflict

(cherry picked from commit 2bd362c)

api/requirements.txt

@@ -1,22 +1,14 @@
-aniso8601==8.0.0
-astroid==2.4.2
-click==7.1.2
-Flask==1.1.2
-Flask-RESTful==0.3.8
-Flask-JWT-Extended==3.24.1
-gunicorn==20.0.4
-isort==4.3.21
-itsdangerous==1.1.0
-Jinja2==2.11.2
-lazy-object-proxy==1.4.3
-MarkupSafe==1.1.1
-mccabe==0.6.1
-pylint==2.5.3
-python-dateutil==2.8.1
-python-dotenv==0.15.0
-pytz==2020.1
-six==1.15.0
-toml==0.10.1
-typed-ast==1.4.1
-Werkzeug==1.0.1
-wrapt==1.12.1
+# See: https://pip.pypa.io/en/stable/reference/pip_install/#example-requirements-file
+
+# General Utilities
+gunicorn
+pipdeptree
+pylint
+
+# API 
+python-dotenv
+Flask-RESTful
+python-dateutil
+Flask-JWT-Extended
+# Prevent upgrade to 2.x until Flask-JWT-Extended is updated to support it
+PyJWT == 1.*