Update sqlalchemy requirement from <1.5,>=1.3.0 to >=1.3.0,<2.1

---
updated-dependencies:
- dependency-name: sqlalchemy
  dependency-type: direct:production
...

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

pyproject.toml

@@ -47,7 +47,7 @@ dependencies = [
     "qrcode>=7.1,<8",
     "requests>=2.25,<3",
     "SQLAlchemy-Continuum>=1.3.12,<2",
-    "SQLAlchemy>=1.3.0,<1.5",  # New 1.4 changes API, see #728
+    "SQLAlchemy>=1.3.0,<2.1",  # New 1.4 changes API, see #728
     "python-dateutil",
 ]