scripts/dtc: Update to upstream version v1.4.5-3-gb1a60033c110

This adds the following commits from upstream:

b1a6003 tests: Add a test for overlays syntactic sugar
737b2df overlay: Add syntactic sugar version of overlays
497432f checks: Use proper format modifier for size_t
22a65c5 dtc: Bump version to v1.4.5
c575d80 Add fdtoverlay to .gitignore
b6a6f94 fdtoverlay: Sanity check blob size
8c1eb15 pylibfdt: Use Python2 explicitly
ee3d26f checks: add interrupts property check
c1e7738 checks: add gpio binding properties check
b3bbac0 checks: add phandle with arg property checks

[ sync with Linux commit: 4201d057ea91c3d6efd2db65219bc91fae413bc2 ]

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/scripts/dtc/dtc-parser.tab.h_shipped b/scripts/dtc/dtc-parser.tab.h_shipped
index e7b04dd..6aa512c 100644
--- a/scripts/dtc/dtc-parser.tab.h_shipped
+++ b/scripts/dtc/dtc-parser.tab.h_shipped
@@ -1,8 +1,8 @@
-/* A Bison parser, made by GNU Bison 3.0.2.  */
+/* A Bison parser, made by GNU Bison 3.0.4.  */
 
 /* Bison interface for Yacc-like parsers in C
 
-   Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -72,7 +72,7 @@
 
 /* Value type.  */
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef union YYSTYPE YYSTYPE;
+
 union YYSTYPE
 {
 #line 39 "dtc-parser.y" /* yacc.c:1909  */
@@ -97,6 +97,8 @@
 
 #line 99 "dtc-parser.tab.h" /* yacc.c:1909  */
 };
+
+typedef union YYSTYPE YYSTYPE;
 # define YYSTYPE_IS_TRIVIAL 1
 # define YYSTYPE_IS_DECLARED 1
 #endif