Promotion of fm.lnx.2.1-00007.

CRs      Change ID                                   Subject
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1072045   Ibb2cf98ade08bbc9b25946d2368b1b7e428397bc   fm: synchronize dequeue_fm_tx_cmd function

Change-Id: I7d1beecd162066ed833823e1226ae803300a1443
CRs-Fixed: 1072045