This goes through the codebase to try and be consistent about names for
the diy/filestate/local/selfmanaged backend. Every reference to this
backend should now use the terms "DIY". There are a couple of places
that still say "local DIY backend" this is referring to a DIY backend
using the local filesystem (i.e. `pulumi login --local`).
This commit applies the Rome autoformatter to the Node SDK.
These changes are automatically produced. To reproduce these
changes, run `make format` from inside sdk/nodejs.