bug(material/chips): Chips should have larger touch targets

[amysorto]

Is this a regression?

• Yes, this behavior used to work in the previous version

The previous version in which this bug was not present was

No response

Description

Even though icon button defaults to 40px, the touch target is still 48px from here: https://gith
ub.com/angular/components/blob/main/src/material/button/_button-base.scss#L126.

Chips has interactive icons buttons or the chip itself is interactive, it should also have a touch target of at least 48x48px to be more accessible

Reproduction

https://material.angular.io/components/chips/examples

Expected Behavior

Touch targets of at least 48x48px

Actual Behavior

Smaller touch targets than 48x48px

Environment

• Angular:
• CDK/Material:
• Browser(s):
• Operating System (e.g. Windows, macOS, Ubuntu):