Update dependency RavenDB.Client to 6.2.12 (#755)

Co-authored-by: dependencyupdates[bot] <218638057+dependencyupdates[bot]@users.noreply.github.com>

Author: dependencyupdates[bot]

src/NServiceBus.Gateway.RavenDB/NServiceBus.Gateway.RavenDB.csproj

@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="NServiceBus" Version="10.0.0-alpha.24" />
     <PackageReference Include="NServiceBus.Gateway" Version="6.0.0-alpha.9" />
-    <PackageReference Include="RavenDB.Client" Version="6.2.10" AutomaticVersionRange="false" />
+    <PackageReference Include="RavenDB.Client" Version="6.2.12" AutomaticVersionRange="false" />
   </ItemGroup>
 
   <ItemGroup>