[Grbl_Esp32 PR#726] Fix identifier in template.h

#1 – bdring 于 2020-12-30

We do not accept PRs against the main branch. We have guidelines here.

https://github.com/bdring/Grbl_Esp32/wiki/Pull-Request-Guidelines

I have added a task to our tracking system to look at that file. It is quite out of date in many areas.

#2 – bdring 于 2020-12-30

Template.h was removed. It will be documented in the Wiki