Bump NHibernate in /samples/42_RemoteQueryable_ToNHibernate/Server (#132)

Bumps NHibernate from 5.5.1 to 5.5.2.

---
updated-dependencies:
- dependency-name: NHibernate
  dependency-type: direct:production
...

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samples/42_RemoteQueryable_ToNHibernate/Server/Server.csproj

@@ -6,7 +6,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="FluentNHibernate" Version="3.3.0" />
-    <PackageReference Include="NHibernate" Version="5.5.1" />
+    <PackageReference Include="NHibernate" Version="5.5.2" />
     <PackageReference Include="Iesi.Collections" Version="4.1.1" />
     <PackageReference Include="System.Data.SqlClient" Version="4.8.6" />
   </ItemGroup>