Notifications - Space between bell icon and pink mark

[luizrrodrigues]

Describe the bug

1. The space between the notification icon and the pink dot seems more than the design
2. The hover state background circle is not centered.

Expected behavior
Need match with the design

Screenshots

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2. 

[SathyaJayabal]

Verified in test env

[SathyaJayabal]

verified on beta(feature branch)

[SathyaJayabal]

verified on beta(develop)