resolves aspnetboilerplate/aspnetboilerplate#6123

Author: ismcagdas

angular/src/shared/auth/app-auth.service.ts

@@ -28,12 +28,8 @@ export class AppAuthService {
 
     logout(reload?: boolean): void {
         abp.auth.clearToken();
-        abp.utils.setCookieValue(
-            AppConsts.authorization.encryptedAuthTokenName,
-            undefined,
-            undefined,
-            abp.appPath
-        );
+        abp.utils.deleteCookie(AppConsts.authorization.encryptedAuthTokenName);
+        
         if (reload !== false) {
             location.href = AppConsts.appBaseUrl;
         }