Fix CLA byte encoded with wrong SM bit

As per GP Specification 2.2.0.7: 11.1.4 Class Byte Coding, Secure
Messaging bit b3, b4 should be considered only if b7 is equal to 0.
Calculation corrected accordingly

Bug: 210781080
Test: Test transmit for multiple logical channels(From 1 to 8)
Change-Id: I4fb1176c5bfd5426832c3482fa1c8edd5d133ec8
2 files changed