Design system review issues

[stefashkaa]

Description

There are some issues from a task which I've fixed. Also, several improvements were added.

https://soramitsu.atlassian.net/browse/PSS-147 (see checklist as well)

Works done

• Fix arrow icons for collapse items
• Fix date picker range color
• Add type prop for divider component
• Fix action button styles
• Fix checkbox disabled state
• Fix radio button disabled styles
• Add secondary colors
• Add global variables for tertiary colors
• Fix form component
• Fix shadow for rounded tabs
• Fix table expanded icons
• Modify colors customization tool