Use JBSMATCH opcode for IPv6 address matching

This commit refactors the code to use the JBSMATCH opcode when possible
for IPv6 address matching, improving code density.

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

After:
03-21 19:51:30.372  6468  6482 I ApfFilterTest: all feature on, program size: 4356

Test: TH
Change-Id: I50a85289be3c6c762b1967501bcba50f4b7a6f6e
3 files changed