Deal with TripleDES warning deprecation

[davidban77]

Paramiko is throwing the following warning when running netobs:

/Users/netpanda/miniconda3/envs/netobs-davidban77/lib/python3.10/site-packages/paramiko/pkey.py:100: CryptographyDeprecationWarning: TripleDES has been moved to cryptography.hazmat.decrepit.ciphers.algorithms.TripleDES and will be removed from this module in 48.0.0.
  "cipher": algorithms.TripleDES,
/Users/netpanda/miniconda3/envs/netobs-davidban77/lib/python3.10/site-packages/paramiko/transport.py:259: CryptographyDeprecationWarning: TripleDES has been moved to cryptography.hazmat.decrepit.ciphers.algorithms.TripleDES and will be removed from this module in 48.0.0.
  "class": algorithms.TripleDES,