board/chromebooks: fix link to dalboz vendor page

Asus doesn't have a dedicated page for the dalboz model. Remove
misleading link.

Signed-off-by: Laura Nao <laura.nao@collabora.com>

content/boards/chromebooks/boards/dalboz.md

@@ -6,7 +6,7 @@ title: Dalboz Chromebooks
 
 The Collabora LAVA lab contains the following `dalboz` devices:
 
--   [ASUS Chromebook CM1400CXA](https://www.asus.com/laptops/for-home/chromebook/asus-chromebook-cx1-cx1400/) (codename `jelboz`)
+-   ASUS Chromebook CM1400CXA (codename `jelboz`)
     -   Label: `TLA, NOTEBOOK, CHROMEBOOK, JELBOZ, PVT, US, SKU1, AMD 3015Ce, 8GB RAM, 32GB, 14IN, FHD, WIFI, BT, USED`
     -   See [asus-CM1400CXA-dalboz](https://lava.collabora.dev/scheduler/device_type/asus-CM1400CXA-dalboz) in LAVA
     -   CPU: AMD 3015Ce