server : update auto gen files comments [no ci] (#11484)

server : update auto gen files comments [no ci] (#11484)

* server : update auto gen files comments

This commit updates the 'auto generated files' comments in server.cpp
and removes `deps.sh` from the comment.

The motivation for this change is that `deps.sh` was removed in
Commit 91c36c269bca75b2d08119c653512cd20b4ea2ba ("server : (web ui)
Various improvements, now use vite as bundler (#10599)").

* squash! server : update auto gen files comments [no ci]

Move comments about file generation to README.md.

* squash! server : update auto gen files comments [no ci]

Remove the comments in server.cpp that mention that information
can be found in the README.md file.