[now-cli] Remove `serveProjectAsStatic()` (#3170)
[now-cli] Remove `serveProjectAsStatic()` (#3170)

Because we treat purely static projects as v2 projects with a `@now/static` builder specified, this is now dead code.
zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli,zeit/now-cli