feat: update c# version (#131)

phnx47-bot · web-flow · commit bc40f2fd1a43 · 2024-11-09T06:55:05.000Z
diff --git a/Directory.Build.props b/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <LangVersion>11.0</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <Authors>prom-client-net contributors</Authors>
     <Copyright>Copyright © prom-client-net</Copyright>
     <PackageId>$(MSBuildProjectName)</PackageId>
