fix: update role to get applied conditionally

[jgadewar-c-eightfold]

SUMMARY:

The tooltip component has role button applied to functionality when a div is hovered, fixed it conditionally based on trigger prop value.

GITHUB ISSUE (Open Source Contributors)

JIRA TASK (Eightfold Employees Only):

https://eightfoldai.atlassian.net/browse/ENG-128605

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:

1. Check for the TimeRangePicker component
2. Check for the hover functionality on the Picker (Start time and End time)
3. If the Picker opens a tooltip on hover, the role = button should not be applied

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