Fix github client header value

src/ApiService/ApiService/onefuzzlib/notifications/GithubIssues.cs

@@ -53,7 +53,7 @@ public static async Async.Task<GithubConnnector> GithubConnnectorCreator(GithubI
 
         public GithubConnnector(GithubIssuesTemplate config, Container container, string filename, Renderer renderer, Uri instanceUrl, GithubAuth auth, ILogTracer logTracer) {
             _config = config;
-            _gh = new GitHubClient(new ProductHeaderValue("microsoft/OneFuzz")) {
+            _gh = new GitHubClient(new ProductHeaderValue("OneFuzz")) {
                 Credentials = new Credentials(auth.User, auth.PersonalAccessToken)
             };
             _renderer = renderer;