fix: select: improves select by adding props and enabling default value array

[dkilgore-eightfold]

SUMMARY:

• Improves defaultValue to be a union of string | string[] so multiple mode Select may have multiple default selected options
• Adds autocomplete, onBlur, onFocus, and onKeydown props
• Adds 19 additional unit tests to verify changes in this PR and existing functionality
• Fixes null reference error when element is undefined in isPillEllipsisActive function in multiple mode
• Removes console log from Dropdown

defaultValueImproved.mp4

JIRA TASK (Eightfold Employees Only):

ENG-29678

CHANGE TYPE:

• Bugfix Pull Request
• Feature Pull Request

TEST COVERAGE:

• Tests for this change already exist
• I have added unittests for this change

TEST PLAN:

Pull the PR branch and run yarn, and yarn storybook. Verify the Select stories behave as expected.

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[codecov-commenter]

Codecov Report

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Patch has no changes to coverable lines.

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Additional details and impacted files

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[slee-eightfold]

works on PCS as expected