[NDS32] Update copyright year in nds32-fpu.md.

gcc/
	* config/nds32/nds32-fpu.md: Update copyright year.

From-SVN: r260402

gcc/ChangeLog

+2018-05-19  Monk Chiang  <sh.chiang04@gmail.com>
+
+	* config/nds32/nds32-fpu.md: Update copyright year.
+
 2018-05-19  Chung-Ju Wu  <jasonwucj@gmail.com>
 
 	* config/nds32/nds32.h (ASM_SPEC): Adjust spec rule.

gcc/config/nds32/nds32-fpu.md

 ;; Machine description of Andes NDS32 cpu for GNU compiler
-;; Copyright (C) 2012-2015 Free Software Foundation, Inc.
+;; Copyright (C) 2012-2018 Free Software Foundation, Inc.
 ;; Contributed by Andes Technology Corporation.
 ;;
 ;; This file is part of GCC.