Increase click radius on "new incident" button

Description

The click radius for the "+" button to launch a new incident seems to be very small, and likely just the icon itself:

Can we increase this to make it easier to click?

QA Test Steps

No testing required.

Mana

None

Assignee

Christopher Poile

QA Assignee

None

Reporter

Jesse Hallam

Epic Link

None

Fix versions

Mattermost Team

Workflows

Sprint

None

QA Testing Areas

None

GitHub Issue

None

Components

Configure