fix(bw): remove default SYS key (#5787) #11623

Job	Run time
Run tests (x9dp2019)	2m 42s
Run tests (tx16s)	4m 58s
Run tests (nv14)	4m 55s
Run tests (el18)	5m 8s
Run tests (pl18)	5m 5s
Run tests (pl18ev)	4m 55s
Run tests (t12)	2m 40s
Run tests (t12max)	2m 52s
Run tests (t15)	5m 8s
Run tests (t16)	5m 12s
Run tests (t18)	5m 11s
Run tests (t8)	2m 44s
Run tests (tlite)	2m 33s
Run tests (t20)	2m 41s
Run tests (t14)	2m 53s
Run tests (t20v2)	2m 49s
Run tests (tx12)	2m 43s
Run tests (x10)	5m 14s
Run tests (x12s)	5m 4s
Run tests (x7)	2m 49s
Run tests (x9d)	2m 40s
Run tests (x9dp)	2m 29s
Run tests (x9e)	2m 56s
Run tests (x9lite)	2m 35s
Run tests (x9lites)	2m 37s
Run tests (xlite)	2m 52s
Run tests (xlites)	2m 34s
Run tests (mt12)	2m 44s
Run tests (gx12)	2m 39s
Run builds (nv14;el18)	5m 23s
Run builds (pl18;pl18ev)	5m 38s
Run builds (t12;t12max)	2m 27s
Run builds (t15;t16;t18)	8m 8s
Run builds (t8;zorro;pocket;mt12;commando8)	5m 7s
Run builds (tlite;tpro;tprov2;tpros;bumblebee;lr3pro)	5m 52s
Run builds (t20;t20v2;t14)	3m 28s
Run builds (tx12;tx12mk2;boxer;gx12)	4m 37s
Run builds (tx16s)	3m 17s
Run builds (f16)	3m 6s
Run builds (v16)	3m 6s
Run builds (x10;x10express)	5m 33s
Run builds (x12s)	3m 9s
Run builds (x7;x7access)	2m 27s
Run builds (x9d;x9dp;x9dp2019)	3m 16s
Run builds (x9e;x9e-hall)	2m 34s
Run builds (x9lite;x9lites)	2m 41s
Run builds (xlite;xlites)	2m 42s
Run builds (mt12;gx12)	2m 40s
Package firmwares	4s
	2h 57m 37s

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