webdocs: fix broken link on main page
webdocs: fix broken link on main page

Change-Id: I831f78ed36aa44eda28545f99f6111f7c6fb4248
Signed-off-by: Stephane Desneux <94d5c471d7125b04aaf7f10fd5b446f8b0fa7a5f@iot.bzh>

automotive-grade-linux/docs-agl,claneys/docs-agl,leon-anavi/docs-agl,claneys/docs-agl,claneys/docs-agl,automotive-grade-linux/docs-agl,automotive-grade-linux/docs-agl,claneys/docs-agl,leon-anavi/docs-agl,automotive-grade-linux/docs-agl,leon-anavi/docs-agl,leon-anavi/docs-agl