fix: configurator bugs fixes

[MagdalenaKotynia]

Purpose

• To fix RAI configuration tool throws a KeyError excetpion during Test Configuration #633 and other bugs discovered during work with the configurator.

Proposed Changes

• Fixed Issue RAI configuration tool throws a KeyError excetpion during Test Configuration #633 by setting up the ["s2s"] feature to True before checking s2s dependencies imports.
• Added capital letters to TTS vendors' names according to the names available through the configurator.
• Fixed variable name from non-existing device_index to index.
• Fixed logging warnings related to s2s imports. Before the change, it was logged that s2s is not installed, even when it was installed, but e.g., ros2 was not sourced.

Issues

• RAI configuration tool throws a KeyError excetpion during Test Configuration #633

Testing

• The same as described in RAI configuration tool throws a KeyError excetpion during Test Configuration #633
• With and without s2s installed