Fix CT002 efficiency-rotation lockup when push-based powermeter goes silent #615

Job	Run time
lint	13s
validate (3.12)	34s
validate (3.11)	37s
validate (3.13)	45s
validate (3.10)	38s
build-addon (linux/arm64, addon-linux-arm64) / build	31s
build-addon (linux/amd64, addon-linux-amd64) / build	30s
build (linux/arm64, base-linux-arm64) / build	41s
build (linux/amd64, base-linux-amd64) / build	28s
build (linux/arm/v7, base-linux-arm-v7) / build	40s
merge-addon / merge	12s
merge / merge	16s
	6m 5s

Provide feedback