We want to bundle log.proto so users can use pw_log_rpc without
having to rebuild protocollection themselves.
This also cleans up package.json and moves list of protos to a node
script which also resolves import issues with log.proto file.
Change-Id: I357475ce368d7027e56d315a47673fa2d11ab4df
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/104468
Reviewed-by: Anthony DiGirolamo <tonymd@google.com>
Commit-Queue: Asad Memon <asadmemon@google.com>
