Update dependency flask-migrate to v4

Pipfile

@@ -10,7 +10,7 @@ name = "pypi"
 [packages]
 flask = "==2.3.3"
 python-dotenv = "==1.0.1"
-flask-migrate = "==3.1.0"
+flask-migrate = "==4.0.7"
 flask-sqlalchemy  = "==2.5.1"
 sqlalchemy = "==1.4.54"
 waitress = "==2.1.2"

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "2a23fc3623d80bb65920da40510365714935602aa1fba9ff627cb86784ec462a"
+            "sha256": "d6c2e6d0670dff4e8c0044613aa43554a447274bc81e7606d349d527e60e6fa3"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -59,12 +59,12 @@
         },
         "flask-migrate": {
             "hashes": [
-                "sha256:57d6060839e3a7f150eaab6fe4e726d9e3e7cffe2150fb223d73f92421c6d1d9",
-                "sha256:a6498706241aba6be7a251078de9cf166d74307bca41a4ca3e403c9d39e2f897"
+                "sha256:5c532be17e7b43a223b7500d620edae33795df27c75811ddf32560f7d48ec617",
+                "sha256:dff7dd25113c210b069af280ea713b883f3840c1e3455274745d7355778c8622"
             ],
             "index": "pypi",
             "markers": "python_version >= '3.6'",
-            "version": "==3.1.0"
+            "version": "==4.0.7"
         },
         "flask-sqlalchemy": {
             "hashes": [