Bump to version 21.

Author: yang-er

Directory.Build.props

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <GitRepositoryDirectory>$(MSBuildThisFileDirectory).git</GitRepositoryDirectory>
     <SubstrateVersion>1.1.44</SubstrateVersion>
-    <PreviewBuild>20</PreviewBuild>
+    <PreviewBuild>21</PreviewBuild>
     <AspNetCoreVersion>6.0.0</AspNetCoreVersion>
     <EFCoreBulkVersion>6.0.29</EFCoreBulkVersion>
   </PropertyGroup>

build/NugetPackage.Common.props

@@ -8,8 +8,8 @@
     <PackageReleaseNotes>Problem Judging Core Module</PackageReleaseNotes>
     <RepositoryUrl>https://github.com/namofun/polygon</RepositoryUrl>
     <Authors>yang-er</Authors>
-    <Version>1.0.0</Version>
-    <PackageVersion>1.0.$(PreviewBuild)</PackageVersion>
+    <Version>1.1.0</Version>
+    <PackageVersion>1.1.$(PreviewBuild)</PackageVersion>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <IncludeSymbols>true</IncludeSymbols>
     <SymbolPackageFormat>snupkg</SymbolPackageFormat>