[Switch]: Spectrum CSS source places "input" on new z-index.

[ayugupta11]

trafficstars

Code of conduct

• [X] I agree to follow this project's code of conduct.

Impacted component(s)

Venus (Illustrator on Web)

Expected behavior

Spectrum UI components should not take gestures/events from a UI view(context menu) over the spectrum component Refer bug id: https://jira.corp.adobe.com/browse/VEN-3548

Actual behavior

Spectrum component registers event, even if the event is meant for the context menu above

Screenshots

No response

What browsers are you seeing the problem in?

Chrome

How can we reproduce this issue?

Refere bug https://jira.corp.adobe.com/browse/VEN-3548

Sample code that illustrates the problem

No response

Logs taken while reproducing problem

No response