Merge pull request #1018 from Wartori54/NLua-bump

Bump NLua

Author: SnipUndercover

Celeste.Mod.mm/Celeste.Mod.mm.csproj

@@ -43,7 +43,7 @@
     <PackageReference Include="YamlDotNet" Version="16.1.3" />
     <PackageReference Include="Jdenticon-net" Version="3.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <ProjectReference Include="..\external\NLua\build\net6.0\NLua.net6.0.csproj" />
+    <ProjectReference Include="..\external\NLua\build\net8.0\NLua.net8.0.csproj" />
     <PackageReference Include="MAB.DotIgnore" Version="3.0.2" />
 
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