Rename assets #197

Job	Run time
Generate string containing the current date	1s
Determine next release version	35s
build (thingy91.low-power.memfault)	31s
build (nrf9160dk.low-power.memfault)	1m 30s
build (thingy91.debug)	1m 28s
build (nrf9160dk.debug)	1m 28s
build (thingy91.low-power.solar.memfault)	27s
build (thingy91.debug.solar)	1m 25s
build (thingy91.low-power.memfault.nbiot)	1m 22s
build (thingy91.debug.nbiot)	1m 28s
build (thingy91.low-power.memfault.nbiot.legacy_pco)	26s
build (thingy91.debug.nbiot.legacy_pco)	1m 25s
build (thingy91x.wifi)	5s
build (thingy91x.low-power.wifi)	25s
Release	1s
	12m 37s

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