tools/visualize-pdr: bump paramiko to 3.4.0

Bumps paramiko[1] from 2.10.1 to 3.4.0. Below are the list
of commits[2] from 2.10.1 to 3.4.0.

[1]: https://github.com/paramiko/paramiko
[2]: https://github.com/paramiko/paramiko/compare/2.10.1...3.4.0

Change-Id: I10b98730ae91c8273b1ac713925c9d7d0cc8a4a9
Signed-off-by: Manojkiran Eda <manojkiran.eda@gmail.com>
diff --git a/tools/visualize-pdr/requirements.txt b/tools/visualize-pdr/requirements.txt
index 15323db..1b51a93 100644
--- a/tools/visualize-pdr/requirements.txt
+++ b/tools/visualize-pdr/requirements.txt
@@ -3,6 +3,6 @@
 bcrypt==3.2.0
 cffi==1.14.5
 cryptography==43.0.1
-paramiko==2.10.1
+paramiko==3.4.0
 pycparser==2.20
 pynacl==1.4.0