chore(radio): Cleanup startup code. #8005

Job	Run time
Run tests (x9dp2019)	3m 10s
Run tests (tx16s)	8m 30s
Run tests (nv14)	9m 18s
Run tests (el18)	9m 19s
Run tests (t12)	3m 9s
Run tests (t16)	8m 53s
Run tests (t18)	7m 19s
Run tests (t8)	3m 8s
Run tests (tlite)	3m 10s
Run tests (t20)	3m 11s
Run tests (tx12)	3m 12s
Run tests (x10)	6m 59s
Run tests (x12s)	7m 17s
Run tests (x7)	3m 21s
Run tests (x9d)	4m 1s
Run tests (x9dp)	3m 57s
Run tests (x9e)	4m 11s
Run tests (x9lite)	4m 29s
Run tests (x9lites)	4m 23s
Run tests (xlite)	3m 29s
Run tests (xlites)	4m 9s
Run builds (nv14;el18)	7m 44s
Run builds (t12)	2m 42s
Run builds (t16)	5m 7s
Run builds (t18)	5m 9s
Run builds (t8;zorro;pocket;commando8)	5m 5s
Run builds (tlite;tpro;tprov2;lr3pro)	5m 0s
Run builds (t20)	2m 14s
Run builds (tx12;tx12mk2;boxer)	4m 5s
Run builds (tx16s)	4m 11s
Run builds (x10;x10-access)	9m 24s
Run builds (x12s)	4m 20s
Run builds (x7;x7-access)	3m 7s
Run builds (x9d;x9dp;x9dp2019)	3m 50s
Run builds (x9e;x9e-hall)	3m 10s
Run builds (x9lite;x9lites)	3m 31s
Run builds (xlite;xlites)	3m 30s
	3h 0m 44s

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