title: How to add tooltip on magento 2 checkout, on street address field?
body: <p>I want to add tooltip on street address field, on magento 2 checkout page.
  I tried adding it in: vendor\magento\module-checkout\view\frontend\layout\checkout_index_index.xml</p>
  
  <pre><code>&lt;item name="street" xsi:type="array"&gt; 
     &lt;item name="config" xsi:type="array"&gt; 
        &lt;item name="tooltip" xsi:type="array"&gt; 
          &lt;item name="description" xsi:type="string" translate="true"&gt;For delivery address verification.&lt;/item&gt; 
        &lt;/item&gt; 
     &lt;/item&gt; 
  &lt;/item&gt;
  </code></pre>