Update GlobalFieldFetchDeleteService.cs

Author: cs-raj

Contentstack.Management.Core/Services/Models/GlobalFieldFetchDeleteService.cs

@@ -31,7 +31,7 @@ internal GlobalFieldFetchDeleteService(JsonSerializer serializer, Core.Models.St
             this._apiVersion = apiVersion;
 
             // Set api_version header if provided
-            if (!string.IsNullOrEmpty(apiVersion) && !string.IsNullOrWhiteSpace(apiVersion))
+            if (!string.IsNullOrWhiteSpace(apiVersion))
             {
                 this.Headers["api_version"] = apiVersion;
             }
@@ -61,4 +61,4 @@ public override void OnResponse(IResponse httpResponse, ContentstackClientOption
             }
         }
     }
-} 
+}