Update the MSBuild toolset versions to VS2017

Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
diff --git a/scripts/data_files/vs2017-app-template.vcxproj b/scripts/data_files/vs2017-app-template.vcxproj
index 2fe9cf3..36ca317 100644
--- a/scripts/data_files/vs2017-app-template.vcxproj
+++ b/scripts/data_files/vs2017-app-template.vcxproj
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>

-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">

+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">

   <ItemGroup Label="ProjectConfigurations">

     <ProjectConfiguration Include="Debug|Win32">

       <Configuration>Debug</Configuration>

@@ -37,23 +37,27 @@
     <ConfigurationType>Application</ConfigurationType>

     <UseDebugLibraries>true</UseDebugLibraries>

     <CharacterSet>Unicode</CharacterSet>

+    <PlatformToolset>v141</PlatformToolset>

   </PropertyGroup>

   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">

     <ConfigurationType>Application</ConfigurationType>

     <UseDebugLibraries>true</UseDebugLibraries>

     <CharacterSet>Unicode</CharacterSet>

+    <PlatformToolset>v141</PlatformToolset>

   </PropertyGroup>

   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">

     <ConfigurationType>Application</ConfigurationType>

     <UseDebugLibraries>false</UseDebugLibraries>

     <WholeProgramOptimization>true</WholeProgramOptimization>

     <CharacterSet>Unicode</CharacterSet>

+    <PlatformToolset>v141</PlatformToolset>

   </PropertyGroup>

   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">

     <ConfigurationType>Application</ConfigurationType>

     <UseDebugLibraries>false</UseDebugLibraries>

     <WholeProgramOptimization>true</WholeProgramOptimization>

     <CharacterSet>Unicode</CharacterSet>

+    <PlatformToolset>v141</PlatformToolset>

   </PropertyGroup>

   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />

   <ImportGroup Label="ExtensionSettings">