Update paramiko requirement from ~=2.12.0 to ~=3.5.0

Updates the requirements on [paramiko](https://github.com/paramiko/paramiko) to permit the latest version.
- [Commits](paramiko/paramiko@2.12.0...3.5.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,6 +1,6 @@
 openstacksdk==0.62
 mergedeep~=1.3.4
-paramiko~=2.12.0
+paramiko~=3.5.0
 python-cinderclient
 python-keystoneclient
 python-novaclient