Update paramiko requirement

Updates the requirements on [paramiko](https://github.com/paramiko/paramiko) to permit the latest version.

Updates `paramiko` to 4.0.0
- [Commits](paramiko/paramiko@release-1.7.4...4.0.0)

---
updated-dependencies:
- dependency-name: paramiko
  dependency-version: 4.0.0
  dependency-type: direct:production
  dependency-group: python-dependencies
...

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

Author: dependabot[bot]

pyproject.toml

@@ -31,7 +31,7 @@ dependencies = [
     # Strategy dependencies
     "celery>=5.6.0,<6",
     "openpyxl>=3.1.5,<4",
-    "paramiko<4",
+    "paramiko<5",
     "Pillow>=10.4.0,<13",
     "psycopg[binary]>=3.2.6,<4",
     "pysftp~=0.2.9",