tcg/mips: Fix regression caused by typo (copy + paste bug)

cppcheck reports an error:
qemu/tcg/mips/tcg-target.c:1487: error: Invalid number of character (()

The unpatched code won't compile on mips hosts starting with commit
cea5f9a28faa528b6b1b117c9ab2d8828f473fef.

Cc: Blue Swirl <blauwirbel@gmail.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/tcg/mips/tcg-target.c b/tcg/mips/tcg-target.c
index 12ff9d5..a33d21f 100644
--- a/tcg/mips/tcg-target.c
+++ b/tcg/mips/tcg-target.c
@@ -1484,7 +1484,7 @@
     }
 
     /* Call generated code */
-    tcg_out_opc_reg(s, OPC_JR, 0, tcg_target_call_iarg_regs[1]), 0);
+    tcg_out_opc_reg(s, OPC_JR, 0, tcg_target_call_iarg_regs[1], 0);
     tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]);
     tb_ret_addr = s->code_ptr;