Fix bldcnt gpu reg args

src/credits.c

@@ -2219,7 +2219,7 @@ static void sub_8177050(struct Sprite *sprite)
         }
         else
         {
-            SetGpuReg(REG_OFFSET_BLDCNT, 0xF40);
+            SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_EFFECT_BLEND | BLDCNT_TGT2_BG0 | BLDCNT_TGT2_BG1 | BLDCNT_TGT2_BG2 | BLDCNT_TGT2_BG3);
             SetGpuReg(REG_OFFSET_BLDALPHA, 0x10);
             sprite->oam.objMode = 1;
             sprite->data[3] = 16;