Use a <div> instead of <h1> in the top header (#2428)

Author: SamyPesse

.changeset/beige-crabs-attack.md

@@ -0,0 +1,5 @@
+---
+'gitbook': patch
+---
+
+Avoid multiple <h1> in the page by using a <div> for the title in the header

packages/gitbook/src/components/Header/HeaderLogo.tsx

@@ -108,7 +108,7 @@ function LogoFallback(props: HeaderLogoProps) {
  style={['object-contain', 'size-8']}
  fetchPriority="high"
  />
- <h1
+ <div
  className={tcls(
  'text-pretty',
  'line-clamp-3',
@@ -126,7 +126,7 @@ function LogoFallback(props: HeaderLogoProps) {
  )}
  >
  {getContentTitle(space, customization, parent)}
- </h1>
+ </div>
  </>
  );
 }