Add missing new-lines at end of file
diff --git a/test/core/end2end/fixtures/chttp2_socket_pair.c b/test/core/end2end/fixtures/chttp2_socket_pair.c
index 98907b9..759c6b4 100644
--- a/test/core/end2end/fixtures/chttp2_socket_pair.c
+++ b/test/core/end2end/fixtures/chttp2_socket_pair.c
@@ -148,4 +148,4 @@
   grpc_shutdown();
 
   return 0;
-}
\ No newline at end of file
+}