Update docs/data/base/components/portal/portal.md

Co-authored-by: Benny Joo <[email protected]>

docs/data/base/components/portal/portal.md

@@ -8,7 +8,7 @@ packageName: '@mui/base'
 
 # Portal
 
-<p class="description">The portal component renders its children into a new "subtree" outside of current DOM hierarchy.</p>
+<p class="description">The portal component renders its children into a new "subtree" outside of the current DOM hierarchy.</p>
 
 The children of the portal component will be appended to the `container` specified.
 The component is used internally by the [`Modal`](/components/modal/) and [`Popper`](/components/popper/) components.