Rename assets #194

Job	Run time
Generate string containing the current date	1s
Determine next release version	23s
build (thingy91.low-power.memfault)	4m 57s
build (nrf9160dk.low-power.memfault)	5m 25s
build (thingy91.debug)	4m 53s
build (nrf9160dk.debug)	5m 21s
build (thingy91.low-power.solar.memfault)	4m 57s
build (thingy91.debug.solar)	4m 49s
build (thingy91.low-power.memfault.nbiot)	4m 55s
build (thingy91.debug.nbiot)	5m 41s
build (thingy91.low-power.memfault.nbiot.legacy_pco)	4m 54s
build (thingy91.debug.nbiot.legacy_pco)	4m 52s
build (thingy91x.wifi)	5m 51s
build (thingy91x.low-power.wifi)	6m 18s
Release	0s
	1h 3m 17s

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