Added scapy to required modules (#200)

Added scapy, Cryptodome and tinye to required modules in check script.
Also fixed typo in README.md

Author: Dmitry-Gouriev

README.md

@@ -104,7 +104,7 @@ That can be done using `ssh-copy-id`. Root access is required on all hosts.
 Requirements can be checked with `check_deps/check_dependencies.sh`. It should
 be ran from `check_deps` directory.
 
-### Notes on installation on Debian 11 with Pythod 2
+### Notes on installation on Debian 11 with Python 2
 Python 2 is present in Debian 11 but is not enabled by default. Also some required packages
 had gone and should be installed with `pip`.
 

check_deps/check_python_dependencies.py

@@ -8,6 +8,9 @@
 import imp
 
 modules = ['unittest',
+           'scapy',
+           'Cryptodome',
+           'tinyec',
            'subprocess',
            'resource',
            'getopt',