ESP-IDF support and generic target platforms (#2303)

* Socket refactor and SSL

* esp-idf temp

* Fixes

* Echo component and noise

* Add noise API transport support

* Updates

* ESP-IDF

* Complete

* Fixes

* Fixes

* Versions update

* New i2c APIs

* Complete i2c refactor

* SPI migration

* Revert ESP Preferences migration, too complex for now

* OTA support

* Remove echo again

* Remove ssl again

* GPIOFlags updates

* Rename esphal and ICACHE_RAM_ATTR

* Make ESP32 arduino compilable again

* Fix GPIO flags

* Complete pin registry refactor and fixes

* Fixes to make test1 compile

* Remove sdkconfig file

* Ignore sdkconfig file

* Fixes in reviewing

* Make test2 compile

* Make test4 compile

* Make test5 compile

* Run clang-format

* Fix lint errors

* Use esp-idf APIs instead of btStart

* Another round of fixes

* Start implementing ESP8266

* Make test3 compile

* Guard esp8266 code

* Lint

* Reformat

* Fixes

* Fixes v2

* more fixes

* ESP-IDF tidy target

* Convert ARDUINO_ARCH_ESPxx

* Update WiFiSignalSensor

* Update time ifdefs

* OTA needs millis from hal

* RestartSwitch needs delay from hal

* ESP-IDF Uart

* Fix OTA blank password

* Allow setting sdkconfig

* Fix idf partitions and allow setting sdkconfig from yaml

* Re-add read/write compat APIs and fix esp8266 uart

* Fix esp8266 store log strings in flash

* Fix ESP32 arduino preferences not initialized

* Update ifdefs

* Change how sdkconfig change is detected

* Add checks to ci-custom and fix them

* Run clang-format

* Add esp-idf clang-tidy target and fix errors

* Fixes from clang-tidy idf round 2

* Fixes from compiling tests with esp-idf

* Run clang-format

* Switch test5.yaml to esp-idf

* Implement ESP8266 Preferences

* Lint

* Re-do PIO package version selection a bit

* Fix arduinoespressif32 package version

* Fix unit tests

* Lint

* Lint fixes

* Fix readv/writev not defined

* Fix graphing component

* Re-add all old options from core/config.py

Co-authored-by: Jesse Hills <3060199+jesserockz@users.noreply.github.com>

tests/unit_tests/test_cpp_helpers.py

@@ -3,7 +3,6 @@ from mock import Mock
 
 from esphome import cpp_helpers as ch
 from esphome import const
-from esphome.cpp_generator import MockObj
 
 
 @pytest.mark.asyncio
@@ -13,15 +12,6 @@ async def test_gpio_pin_expression__conf_is_none(monkeypatch):
     assert actual is None
 
 
-@pytest.mark.asyncio
-async def test_gpio_pin_expression__new_pin(monkeypatch):
-    actual = await ch.gpio_pin_expression(
-        {const.CONF_NUMBER: 42, const.CONF_MODE: "input", const.CONF_INVERTED: False}
-    )
-
-    assert isinstance(actual, MockObj)
-
-
 @pytest.mark.asyncio
 async def test_register_component(monkeypatch):
     var = Mock(base="foo.bar")