Fix Docs Update (#1098)

Author: simoneb

docs/v8-upgrade-guide.mdx

@@ -43,7 +43,7 @@ The following props were removed becuase they are no longer valid or replaced by
 - `onDragEnd`
 - `onUserNavigation`
 - `pauseOnHover` - Enabled by default. See the <Link to="/docs/api/autoplay">autoplay</Link> docs.
-- `renderTop{direction}Controls`
+- `render{position}{direction}Controls`
 - `scrollMode` - Defaults to `remainder`.
 - `slideIndex` - Use <Link to="/docs/api/initial-page">initialPage</Link> to start on a certain page, use <Link to="/docs/api/methods#progression">goToPage</Link> to change indices on command.
 - `slidesToShow` - Now based on media queries and how large the slides are.