docs/en: add entry for removed components to migration guide
@@ -7,6 +7,11 @@ Following components are removed from ESP-IDF and moved to `IDF Component Regist
* `cbor <https://components.espressif.com/component/espressif/cbor>`_
* `jsmn <https://components.espressif.com/component/espressif/jsmn>`_
* `esp_modem <https://components.espressif.com/component/espressif/esp_modem>`_
+* `nghttp <https://components.espressif.com/component/espressif/nghttp>`_
+
+.. note:: Please note that http parser functionality which was previously part of ``nghttp`` component is now part of :component:`http_parser <http_parser>` component.
+
+* `sh2lib <https://components.espressif.com/component/espressif/sh2lib>`_
These components can be installed using ``idf.py add-dependency`` command.
