www/node: Update 10.12.0_1 -> 11.0.0

Update to the latest major release of Node.js. Upstream has dropped
support for FreeBSD 10.x, so mark the port as BROKEN on FreeBSD 10.
Regenerate patches with make makepatch.

https://nodejs.org/en/blog/release/v11.0.0/

Sponsored by: Miles AS