Deprecation warnings on install of 1.38.1

[mshulman]

▶ sudo npm install -g --unsafe-perm signalk-server npm WARN deprecated [email protected]: Debug versions >=3.2.0 <3.2.7 || >=4 <4.3.1 have a low-severity ReDos regression when used in a Node.js environment. It is recommended you upgrade to 3.2.7 or 4.3.1. (https://github.com/visionmedia/debug/issues/797) npm WARN deprecated [email protected]: core-js@<3 is no longer maintained and not recommended for usage due to the number of issues. Please, upgrade your dependencies to the actual version of core-js@3.

[tkurki]

I think at least some if not all of the warnings came from outdated deps in @signalk/signalk-schema, that is now up to date https://github.com/SignalK/specification/pull/606