fix(bw): prevent script from re-opening itself #11700

Job	Run time
Run tests (x9dp2019)	2m 58s
Run tests (tx16s)	4m 59s
Run tests (nv14)	5m 0s
Run tests (el18)	4m 50s
Run tests (pl18)	4m 57s
Run tests (pl18ev)	5m 2s
Run tests (t12)	2m 45s
Run tests (t12max)	2m 37s
Run tests (t15)	5m 19s
Run tests (t16)	5m 4s
Run tests (t18)	4m 57s
Run tests (t8)	2m 33s
Run tests (tlite)	2m 34s
Run tests (t20)	2m 35s
Run tests (t14)	2m 49s
Run tests (t20v2)	2m 52s
Run tests (tx12)	2m 48s
Run tests (x10)	4m 59s
Run tests (x12s)	5m 1s
Run tests (x7)	2m 37s
Run tests (x9d)	2m 33s
Run tests (x9dp)	2m 43s
Run tests (x9e)	2m 31s
Run tests (x9lite)	2m 34s
Run tests (x9lites)	2m 42s
Run tests (xlite)	2m 40s
Run tests (xlites)	2m 43s
Run tests (mt12)	2m 56s
Run tests (gx12)	2m 54s
Run builds (nv14;el18)	5m 22s
Run builds (pl18;pl18ev)	5m 21s
Run builds (t12;t12max)	2m 29s
Run builds (t15;t16;t18)	8m 5s
Run builds (t8;zorro;pocket;mt12;commando8)	5m 12s
Run builds (tlite;tpro;tprov2;tpros;bumblebee;lr3pro)	5m 54s
Run builds (t20;t20v2;t14)	3m 25s
Run builds (tx12;tx12mk2;boxer;gx12)	4m 31s
Run builds (tx16s)	3m 24s
Run builds (f16)	3m 13s
Run builds (v16)	3m 21s
Run builds (x10;x10express)	5m 38s
Run builds (x12s)	3m 8s
Run builds (x7;x7access)	2m 43s
Run builds (x9d;x9dp;x9dp2019)	3m 17s
Run builds (x9e;x9e-hall)	2m 44s
Run builds (x9lite;x9lites)	2m 34s
Run builds (xlite;xlites)	2m 36s
Run builds (mt12;gx12)	2m 49s
Package firmwares	4s
	2h 57m 22s

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