Add Shelly Cloud receiver for OpenTelemetry Collector #204

Job	Run time
detect-modules	8s
golangci-lint (/home/runner/work/collector/collector/receiver/zcsazzurroreceiver)	59s
golangci-lint (/home/runner/work/collector/collector/collector)	49s
golangci-lint (/home/runner/work/collector/collector/receiver/wavinsentioreceiver)	1m 0s
golangci-lint (/home/runner/work/collector/collector/receiver/shellycloudreceiver)	43s
golangci-lint (/home/runner/work/collector/collector/receiver/toggltrackreceiver)	59s
	4m 38s

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