Fixed nnostr reference.

Author: sipsorcery

SIPSorcery.slnx

@@ -139,7 +139,6 @@
     <Project Path="src/SIPSorceryMedia.FFmpeg/SIPSorceryMedia.FFmpeg.csproj" />
     <Project Path="src/SIPSorceryMedia.Windows/SIPSorceryMedia.Windows.csproj" />
   </Folder>
-  <Project Path="../NNostr/NNostr.Client/NNostr.Client.csproj" />
   <Properties Name="TestCaseManagementSettings" Scope="PostLoad">
     <Property Name="CategoryFile" Value="SIPSorcery-Core.vsmdi" />
   </Properties>

examples/WebRTCExamples/WebRTCNostrSignalling/WebRTCNostrSignalling.csproj

@@ -14,13 +14,12 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="10.0.7" />
-    <!--<PackageReference Include="NNostr.Client" Version="0.0.54" />-->
+    <PackageReference Include="NNostr.Client" Version="0.0.54" />
     <PackageReference Include="Serilog.Extensions.Logging" Version="10.0.0" />
     <PackageReference Include="Serilog.Sinks.Console" Version="6.1.1" />
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\..\..\..\NNostr\NNostr.Client\NNostr.Client.csproj" />
     <ProjectReference Include="..\..\..\src\SIPSorcery\SIPSorcery.csproj" />
     <ProjectReference Include="..\..\..\src\SIPSorcery.VP8\SIPSorcery.VP8.csproj" />
   </ItemGroup>