Update NuGet packages (#1894)

Co-authored-by: Alan-Jowett <Alan-Jowett@users.noreply.github.com>
Co-authored-by: Anurag Saxena <43585259+saxena-anurag@users.noreply.github.com>
Co-authored-by: Dave Thaler <dthaler@microsoft.com>

tests/libfuzzer/netebpfext_fuzzer/netebpfext_fuzzer.vcxproj

@@ -110,12 +110,12 @@
   </ItemGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
   <ImportGroup Label="ExtensionTargets">
-    <Import Project="..\..\..\packages\boost.1.75.0.0\build\boost.targets" Condition="Exists('..\..\..\packages\boost.1.75.0.0\build\boost.targets')" />
+    <Import Project="..\..\..\packages\boost.1.81.0\build\boost.targets" Condition="Exists('..\..\..\packages\boost.1.81.0\build\boost.targets')" />
   </ImportGroup>
   <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
     <PropertyGroup>
-      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
+      <ErrorText>This project references NuGet package(s) that are missing on this computer. Enable NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105.The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('..\..\..\packages\boost.1.75.0.0\build\boost.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\boost.1.75.0.0\build\boost.targets'))" />
+    <Error Condition="!Exists('..\..\..\packages\boost.1.81.0\build\boost.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\packages\boost.1.81.0\build\boost.targets'))" />
   </Target>
 </Project>

tests/libfuzzer/netebpfext_fuzzer/packages.config

@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="boost" version="1.75.0.0" targetFramework="native" />
+  <package id="boost" version="1.81.0" targetFramework="native" />
 </packages>