Fix issue with api call in offline mode for adding project reference …

…file

When in offline mode, there should be no call to service for adding the project reference file.

src/Pixel.Automation.Reference.Manager/ReferenceManager.cs

@@ -47,7 +47,10 @@ public void Initialize(string projectId, string projectVersion, IFileSystem file
         else
         {
             this.projectReferences = CreateDefault();
-            _ = this.referencesRepositoryClient.AddProjectReferencesAsync(this.projectId, this.projectVersion, this.projectReferences);
+            if(!applicationSettings.IsOfflineMode)
+            {
+                _ = this.referencesRepositoryClient.AddProjectReferencesAsync(this.projectId, this.projectVersion, this.projectReferences);
+            }
             SaveLocal();
         }