i965/fs: Remove extraneous newline in dump_instruction() for CMP.

This resulted in printouts like:

   246: cmp.cmod.f0.0
    ???, vgrf152, 0.000000f, (null),

With this patch, CMP is properly printed on one line.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>

src/mesa/drivers/dri/i965/brw_fs.cpp

@@ -2704,7 +2704,7 @@ fs_visitor::dump_instruction(backend_instruction *be_inst)
           (brw->gen < 5 || (inst->opcode != BRW_OPCODE_SEL &&
                               inst->opcode != BRW_OPCODE_IF &&
                               inst->opcode != BRW_OPCODE_WHILE))) {
-         printf(".f0.%d\n", inst->flag_subreg);
+         printf(".f0.%d", inst->flag_subreg);
       }
    }
    printf(" ");