Bump flask-sqlalchemy from 2.4.1 to 2.4.3

Bumps [flask-sqlalchemy](https://github.com/pallets/flask-sqlalchemy) from 2.4.1 to 2.4.3.
- [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/2.4.1...2.4.3)

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

Pipfile.lock

@@ -167,11 +167,11 @@
         },
         "flask-sqlalchemy": {
             "hashes": [
-                "sha256:0078d8663330dc05a74bc72b3b6ddc441b9a744e2f56fe60af1a5bfc81334327",
-                "sha256:6974785d913666587949f7c2946f7001e4fa2cb2d19f4e69ead02e4b8f50b33d"
+                "sha256:0b656fbf87c5f24109d859bafa791d29751fabbda2302b606881ae5485b557a5",
+                "sha256:fcfe6df52cd2ed8a63008ca36b86a51fa7a4b70cef1c39e5625f722fca32308e"
             ],
             "index": "pypi",
-            "version": "==2.4.1"
+            "version": "==2.4.3"
         },
         "gunicorn": {
             "hashes": [

requirements.txt

@@ -14,7 +14,7 @@ csscompressor==0.9.5
 decorator==4.4.2
 doit==0.32.0
 flask-migrate==2.5.3
-flask-sqlalchemy==2.4.1
+flask-sqlalchemy==2.4.3
 flask==1.1.2
 gunicorn==20.0.4
 honcho==1.0.1