Update dependency prometheus-net.AspNetCore to v8.1.1

Author: renovate-bot

shared/shared.csproj

@@ -11,7 +11,7 @@
     <PackageReference Include="AWSSDK.SQS" Version="3.7.200.37" />
     <PackageReference Include="Microsoft.EntityFrameworkCore" Version="7.0.10" />
     <PackageReference Include="MinimalApis.Extensions" Version="0.11" />
-    <PackageReference Include="prometheus-net.AspNetCore" Version="8.0.1" />
+    <PackageReference Include="prometheus-net.AspNetCore" Version="8.1.1" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="6.5.0" />
     <PackageReference Include="Swashbuckle.AspNetCore.Annotations" Version="6.5.0" />
   </ItemGroup>