Use JBSMATCH opcode for ethernet address matching

This commit refactors the code to use the JBSMATCH opcode when possible
for ethernet address matching, improving code density.

Before:
03-21 14:43:07.523 28553 28566 I ApfFilterTest: all feature on, program size: 4503

After:
03-21 16:43:22.941  1490  1510 I ApfFilterTest: all feature on, program size: 4446

Test: TH
Change-Id: Id2f20bdfe2da579b3f1d8e441533532aaee2816d
6 files changed