MIPS: Nuke trailing blank lines

Recent git versions now warn about those and they've always been a bit of
an annoyance.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/math-emu/ieee754d.c

@@ -135,4 +135,3 @@ ieee754sp ieee754sp_dump(char *m, ieee754sp x)
 	printk("\n");
 	return x;
 }
-