bios_emulator: fix garbled printing of disassembled BSF instruction

When DEBUG_DECODE_F is enabled in bios_emulator, the printing of BSF
instructions is garbled because the '\n' symbol is used instead of
the correct '\t'. Fix that.

Signed-off-by: Yuri Zaporozhets <yuriz@qrv-systems.net>
diff --git a/drivers/bios_emulator/x86emu/ops2.c b/drivers/bios_emulator/x86emu/ops2.c
index 32fecb3..4327010 100644
--- a/drivers/bios_emulator/x86emu/ops2.c
+++ b/drivers/bios_emulator/x86emu/ops2.c
@@ -1280,7 +1280,7 @@
     uint srcoffset;
 
     START_OF_INSTR();
-    DECODE_PRINTF("BSF\n");
+    DECODE_PRINTF("BSF\t");
     FETCH_DECODE_MODRM(mod, rh, rl);
     if (mod < 3) {
 	srcoffset = decode_rmXX_address(mod, rl);
@@ -1341,7 +1341,7 @@
     uint srcoffset;
 
     START_OF_INSTR();
-    DECODE_PRINTF("BSF\n");
+    DECODE_PRINTF("BSF\t");
     FETCH_DECODE_MODRM(mod, rh, rl);
     if (mod < 3) {
 	srcoffset = decode_rmXX_address(mod, rl);