Bump flask-sqlalchemy from 2.3.2 to 2.4.0

Bumps [flask-sqlalchemy](https://github.com/pallets/flask-sqlalchemy) from 2.3.2 to 2.4.0.
- [Release notes](https://github.com/pallets/flask-sqlalchemy/releases)
- [Changelog](https://github.com/pallets/flask-sqlalchemy/blob/master/CHANGES.rst)
- [Commits](https://github.com/pallets/flask-sqlalchemy/compare/2.3.2...2.4.0)

Signed-off-by: dependabot[bot] <support@dependabot.com>

Pipfile.lock

@@ -215,11 +215,11 @@
         },
         "flask-sqlalchemy": {
             "hashes": [
-                "sha256:3bc0fac969dd8c0ace01b32060f0c729565293302f0c4269beed154b46bec50b",
-                "sha256:5971b9852b5888655f11db634e87725a9031e170f37c0ce7851cf83497f56e53"
+                "sha256:0c9609b0d72871c540a7945ea559c8fdf5455192d2db67219509aed680a3d45a",
+                "sha256:8631bbea987bc3eb0f72b1f691d47bd37ceb795e73b59ab48586d76d75a7c605"
             ],
             "index": "pypi",
-            "version": "==2.3.2"
+            "version": "==2.4.0"
         },
         "gunicorn": {
             "hashes": [

requirements.txt

@@ -16,7 +16,7 @@ csscompressor==0.9.5
 decorator==4.4.0
 doit==0.31.1
 flask-migrate==2.4.0
-flask-sqlalchemy==2.3.2
+flask-sqlalchemy==2.4.0
 flask==1.0.2
 gunicorn==19.9.0
 honcho==1.0.1