Check For Two Swords

Loads and checks for 2 swords support ability from formation data

00122884: 00042400 sll r4,r4,0x10
00122888: 00042383 sra r4,r4,0x0e
0012288c: 3c01801d lui r1,0x801d
00122890: 00240821 addu r1,r1,r4
00122894: 8c22d5ec lw r2,-0x2a14(r1)
00122898: 00000000 nop
0012289c: 90420126 lbu r2,0x0126(r2)			#loads formation supports 3?
001228a0: 03e00008 jr r31
001228a4: 30420001 andi r2,r2,0x0001			#filters out just 2 swords