Remove references to nghttp from CI, docs and other places

.flake8

@@ -147,7 +147,6 @@ exclude =
         components/expat/expat,
         components/json/cJSON,
         components/mbedtls/mbedtls,
-        components/nghttp/nghttp2,
         components/openthread/openthread,
         components/tinyusb,
         components/unity/unity,

.gitlab/ci/rules.yml

@@ -169,9 +169,6 @@
   - "components/lwip/lwip"
   - "components/mbedtls/mbedtls"
   - "components/mqtt/esp-mqtt"
-  - "components/nghttp/nghttp2"
-  - "components/nghttp/nghttp2/third-party/mruby"
-  - "components/nghttp/nghttp2/third-party/neverbleed"
   - "components/openthread/lib"
   - "components/protobuf-c/protobuf-c"
   - "components/spiffs/spiffs"

docs/en/COPYRIGHT.rst

@@ -43,8 +43,6 @@ These third party libraries can be included into the application (firmware) prod
 
 * `micro-ecc`_ library, Copyright (c) 2014 Kenneth MacKay, is licensed under 2-clause BSD license.
 
-* `nghttp2`_ library, Copyright (c) 2012, 2014, 2015, 2016 Tatsuhiro Tsujikawa, Copyright (c) 2012, 2014, 2015, 2016 nghttp2 contributors, is licensed under MIT license as described in :component_file:`COPYING file <nghttp/nghttp2/COPYING>`.
-
 * `Mbed TLS`_ library, Copyright (C) 2006-2018 ARM Limited, is licensed under Apache License 2.0 as described in :component_file:`LICENSE file <mbedtls/mbedtls/LICENSE>`.
 
 * `SPIFFS`_ library, Copyright (c) 2013-2017 Peter Andersson, is licensed under MIT license as described in :component_file:`LICENSE file <spiffs/spiffs/LICENSE>`.
@@ -166,7 +164,6 @@ Copyright (C) 2011, ChaN, all right reserved.
 .. _cJSON: https://github.com/DaveGamble/cJSON
 .. _libexpat: https://github.com/libexpat/libexpat
 .. _micro-ecc: https://github.com/kmackay/micro-ecc
-.. _nghttp2: https://github.com/nghttp2/nghttp2
 .. _OpenBSD SD/MMC driver: https://github.com/openbsd/src/blob/f303646/sys/dev/sdmmc/sdmmc.c
 .. _Mbed TLS: https://github.com/ARMmbed/mbedtls
 .. _spiffs: https://github.com/pellepl/spiffs

tools/ci/check_copyright_ignore.txt

@@ -1399,10 +1399,6 @@ components/newlib/test_apps/app_test.py
 components/newlib/test_apps/main/test_newlib_main.c
 components/newlib/test_apps/main/test_stdatomic.c
 components/newlib/time.c
-components/nghttp/port/http_parser.c
-components/nghttp/port/include/http_parser.h
-components/nghttp/port/include/nghttp2/nghttp2ver.h
-components/nghttp/private_include/config.h
 components/nvs_flash/host_test/fixtures/test_fixtures.hpp
 components/nvs_flash/host_test/nvs_page_test/main/nvs_page_test.cpp
 components/nvs_flash/include/nvs.h

tools/ci/check_public_headers_exceptions.txt

@@ -49,7 +49,6 @@ components/mbedtls/port/include/
 components/mbedtls/mbedtls/include/mbedtls/
 
 components/coap/
-components/nghttp/
 
 components/esp-tls/private_include/
 

tools/ci/static-analysis-rules.yml

@@ -26,7 +26,6 @@ skip:
   - "components/lwip/lwip"
   - "components/mbedtls/mbedtls"
   - "components/mqtt/esp-mqtt"
-  - "components/nghttp/nghttp2"
   - "components/openthread/lib"
   - "components/openthread/openthread"
   - "components/protobuf-c/protobuf-c"