Revert "[nrf fromlist] samples: net: wifi: Add a script to install certs"

This reverts commit 6f71dc6.

Signed-off-by: Chaitanya Tata <[email protected]>

Author: krish2718

doc/connectivity/networking/api/wifi.rst

@@ -58,14 +58,6 @@ Run time certificates
 The Wi-Fi shell module uses TLS credentials subsystem to store and manage the certificates. The certificates can be added at runtime using the shell commands, see :ref:`tls_credentials_shell` for more details.
 The sample or application need to enable the :kconfig:option:`CONFIG_WIFI_SHELL_RUNTIME_CERTIFICATES` option to use this feature.
 
-To facilitate installation of the certificates, a helper script is provided in the ``samples/net/wifi/test_certs`` directory. The script can be used to install the certificates at runtime.
-
-.. code-block:: bash
-
-    $ samples/net/wifi/test_certs/install_certs.py -p samples/net/wifi/test_certs/rsa2k
-
-The script will install the certificates in the ``rsa2k`` directory to the TLS credentials store in the device over UART and using TLS credentials shell commands.
-
 
 To initiate Wi-Fi connection, the following command can be used: