[Pagination] Remove Tooltip on disabled Pagination buttons

[dleroux]

WHY are these changes introduced?

Fixes #668

WHAT is this pull request doing?

Removes the tooltip from the pagination button is hasNext or hasPrevious is false

How to 🎩

🖥 Local development instructions
🗒 General tophatting guidelines
📄 Changelog guidelines

Copy-paste this code in playground/Playground.tsx:

import React from 'react';
import {Page, Pagination} from '../src';

export default function Playground() {
  return (
    <Page title="Playground">
      <Pagination
        hasPrevious
        previousKeys={[74]}
        previousTooltip="j"
        onPrevious={() => {
          console.log('Previous');
        }}
        hasNext
        nextKeys={[75]}
        nextTooltip="k"
        onNext={() => {
          console.log('Next');
        }}
      />
    </Page>
  );
}

🎩 checklist

• Tested on mobile
• Tested on multiple browsers
• Tested for accessibility
• Updated the component's README.md with documentation changes
• Tophatted documentation changes in the style guide

[chloerice]

Code and tophat 👀 solid 🎉