Also removing qt-embedded-install.html link because it doesn't
exist anymore and it references to a non-existing html page.

Change-Id: Iad9bad20544cf6398c096a4df7662abdf5be5644
Reviewed-by: Topi Reiniö <topi.reinio@digia.com>
Reviewed-by: Jerome Pasion <jerome.pasion@digia.com>