`pull-components`: options to include datasource values

[RKcode]

Pull request type

Jira Link: INT-

• [ ] Bugfix
• [x] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Other (please describe):

How to test this PR

Use the option --resolve-datasources/--rb

What is the new behavior?

• Fetch datasources & datasource_entries
• Map those to component options

Other information

Solve this #48