[PATCH 1/2] Documentation: Fix link to introduction on mainpage.dox

[Daniel Scally]

With the removal of guides/introduction.rst the link on the API
reference landing page no longer works. Point it to the documents
introduction page instead.

Fixes: 860a3e30 ("Documentation: Rework docs.rst into introduction.rst")
Signed-off-by: Daniel Scally <dan.scally at ideasonboard.com>
---
 Documentation/mainpage.dox | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Documentation/mainpage.dox b/Documentation/mainpage.dox
index d5a57653..d04d932f 100644
--- a/Documentation/mainpage.dox
+++ b/Documentation/mainpage.dox
@@ -5,7 +5,7 @@ Welcome to the API reference for <a href="https://libcamera.org/">libcamera</a>,
 a complex camera support library for Linux, Android and ChromeOS. These pages
 are automatically generated from the libcamera source code and describe the API
 in detail - if this is your first interaction with libcamera then you may find
-it useful to visit the [developer's guide](../html/guides/introduction.html) in
+it useful to visit the [documentation](../introduction.html) in
 the first instance, which can provide a more generic introduction to the
 library's concepts.
 
-- 
2.34.1