flow npoi versions

Author: helin

IThink.ExcelHelper/IThink.ExcelHelper.csproj

@@ -12,7 +12,7 @@
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <SignAssembly>false</SignAssembly>
     <Authors>helin</Authors>
-    <Version>2.6.2</Version>
+    <Version>2.7.0-rc1</Version>
     <IncludeSymbols>True</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>
     <AutoGenerateBindingRedirects>true</AutoGenerateBindingRedirects>
@@ -23,7 +23,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NPOI" Version="2.6.2" />
+    <PackageReference Include="NPOI" Version="2.7.0-rc1" />
   </ItemGroup>
 
   <ItemGroup>

IThink.ExcelHelper/NExcelHelper.cs

@@ -1,11 +1,11 @@
 using System;
 using System.Collections.Generic;
-using System.Drawing;
 using System.IO;
 using System.Linq;
 using System.Reflection;
 using NPOI.SS.UserModel;
 using NPOI.XSSF.UserModel;
+using SixLabors.ImageSharp;
 
 namespace H.Npoi.ExcelHelper
 {