fix(app, components): update style of LabwareStackModal

[ncdiehl11]

Overview

Updates style of LabwareStackModal component according to design changes

Closes RQA-2971

Test Plan and Hands on Testing

• Begin protocol setup for a protocol with stacked entities (example)
• On desktop, proceed to Labware setup > map view
• Click labware stacks and verify that if there is only a single labware rendered, it is not blue highlighted
• Verify that right hand elements (images/renders) are aligned center
• Repeat above for ODD and verify that modal is not scrollable

Changelog

• remove highlight from labware if it is not part of a stack
• align all right side content (images/labware renders) to center
• update HeaterShaker image
• fix scrolling issue on ODD

Review requests

see test plan

Risk assessment

low

[brenthagen]

LGTM !