[DOC]

[paynowski]

Report incorrect documentation

Location of incorrect documentation
(https://docs.monai.io/projects/monai-deploy-app-sdk/en/stable/getting_started/tutorials/03_segmentation_app.html)

Describe the problems or issues found in the documentation
Missing several install steps.

Steps taken to verify documentation is incorrect
I had to add the following pip installations: scikit-image, numpy-stl and trimesh

Suggested fix for documentation
Add missing installation steps

Report needed documentation

Report needed documentation

Describe the documentation you'd like
Add the extra pip steps in the "Execute from Shell" section

Steps taken to search for needed documentation

[MMelQin]

Thanks for reporting the issue, whose root cause is the missed doc update following the addition of the STL Mesh operator to the Spleen Seg example app. The same is also reported in #299.

[MMelQin]

Added a comment in the latest doc on these dependencies when an app uses the STL Conversion operator.