fix(bw): putsChn() should return always channel number (#5892) #11900

Job	Run time
Run tests (x9dp2019)	2m 38s
Run tests (tx16s)	5m 1s
Run tests (nv14)	4m 59s
Run tests (el18)	4m 59s
Run tests (pl18)	5m 0s
Run tests (pl18ev)	4m 58s
Run tests (t12)	2m 42s
Run tests (t12max)	2m 39s
Run tests (t15)	5m 15s
Run tests (t16)	5m 19s
Run tests (t18)	5m 7s
Run tests (t8)	2m 47s
Run tests (tlite)	2m 43s
Run tests (t20)	2m 38s
Run tests (t14)	2m 43s
Run tests (t20v2)	2m 41s
Run tests (tx12)	2m 41s
Run tests (x10)	5m 17s
Run tests (x12s)	44m 57s
Run tests (x7)	42m 28s
Run tests (x9d)	2m 48s
Run tests (x9dp)	2m 32s
Run tests (x9e)	42m 29s
Run tests (x9lite)	2m 36s
Run tests (x9lites)	2m 47s
Run tests (xlite)	2m 40s
Run tests (xlites)	2m 40s
Run tests (mt12)	2m 55s
Run tests (gx12)	2m 44s
Run tests (nb4p)	47m 35s
Run builds (nv14;el18)	5m 39s
Run builds (pl18;pl18ev)	5m 21s
Run builds (t12;t12max)	2m 46s
Run builds (t15;t16;t18)	7m 58s
Run builds (t8;zorro;pocket;mt12;commando8)	5m 12s
Run builds (tlite;tpro;tprov2;tpros;bumblebee;lr3pro)	6m 15s
Run builds (t20;t20v2;t14)	3m 31s
Run builds (tx12;tx12mk2;boxer;gx12)	4m 38s
Run builds (tx16s)	3m 25s
Run builds (f16)	3m 14s
Run builds (v16)	3m 24s
Run builds (x10;x10express)	5m 53s
Run builds (x12s)	3m 13s
Run builds (x7;x7access)	2m 30s
Run builds (x9d;x9dp;x9dp2019)	24m 18s
Run builds (x9e;x9e-hall)	2m 40s
Run builds (x9lite;x9lites)	2m 51s
Run builds (xlite;xlites)	23m 13s
Run builds (mt12;gx12)	2m 42s
Run builds (nb4p)	3m 10s
Package firmwares	4s
	6h 31m 15s

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