devices: add sm8550-hdk in the index

That allows for links from the sidebar to be created.

Change-Id: I657d12ed1cd4ce98eda1303ec9615fd946787931
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
1 file changed
tree: 553a66caf05a99939e8696e2ee375b884e955b52
  1. docs/
  2. .gitignore
  3. .readthedocs.yaml