Fixes interceptors registration when other interceptors are defined in the project (#30)

Author: Atulin

src/AutoLoggerMessageGenerator/AutoLoggerMessageGenerator.targets

@@ -1,7 +1,7 @@
 <Project InitialTargets="stbychkov_AutoLoggerMessage_Interceptors">
   <Target Name="stbychkov_AutoLoggerMessage_Interceptors">
     <PropertyGroup>
-      <InterceptorsNamespaces>$(InterceptorsPreviewNamespaces);Microsoft.Extensions.Logging.AutoLoggerMessage</InterceptorsNamespaces>
+      <InterceptorsNamespaces>$(InterceptorsNamespaces);Microsoft.Extensions.Logging.AutoLoggerMessage</InterceptorsNamespaces>
       <InterceptorsPreviewNamespaces>$(InterceptorsPreviewNamespaces);Microsoft.Extensions.Logging.AutoLoggerMessage</InterceptorsPreviewNamespaces>
     </PropertyGroup>
   </Target>