* Move template update coordinator to its own file
* Add coordinator.py to .coveragerc
* Remove coordinator.py to .coveragerc
* Apply suggestions from code review
* Update homeassistant/components/template/coordinator.py
* Copy over fixes from upstream
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Co-authored-by: Erik Montnemery <erik@montnemery.com>
Co-authored-by: G Johansson <goran.johansson@shiftit.se>
