Load requirements and dependencies from manifests. Fallback to current `REQUIREMENTS` and `DEPENDENCIES` (#22717)

* Load dependencies from manifests. Fallback to current DEPENDENCIES

* Fix typing

* Ignore typing correctly

* Split out dependency processing to a new method

* Fix tests

* Only pull from manifest if dependencies is non empty

* Inline temporary function

* Fix light tests [skip ci]

* Fix tests/common

* Fix some mqtt tests [skip ci]

* Fix tests and component manifests which have only one platform

* Fix rflink tests

* Fix more tests and manifests

* Readability over shorthand format

* Fix demo/notify tests

* Load dependencies from manifests. Fallback to current DEPENDENCIES

* Load requirements from manifests. Fallback to current REQUIREMENTS

* Fix typing

* Ignore typing correctly

* Split out dependency processing to a new method

* Only pull from manifest if dependencies is non empty

* Inline temporary function

* Fix tests and component manifests which have only one platform

* Fix rflink tests

* Readability over shorthand format

* Clean up requirements

* Use integration to resolve deps/reqs

* Lint

* Lint

* revert a change

* Revert a test change

* Fix types

* Fix types

* Add back cache for load component

* Fix test_component_not_found

* Move light.test and device_tracker.test into test package instead with manifest to fix tests

* Fix broken device_tracker tests

* Add docstrings to __init__

* Fix all of the light tests that I broke earlier

* Embed the test.switch platform to fix other tests

* Embed and fix the test.imagimage_processing platform

* Fix tests for nx584

* Add dependencies from platform file's DEPENDENCIES

* Try to setup component when entity_platform is setting up

Fix tests in helpers folder

* Rewrite test_setup

* Simplify

* Lint

* Disable demo component if running in test

Temp workaround to unblock CI tests

* Skip demo tests

* Fix config entry test

* Fix repeat test

* Clarify doc

* One extra guard

* Fix import

* Lint

* Workaround google tts

* Bump pyubee to 0.4, support more models and detect model automatically

* Update requirements_all.txt

* Check for supported models

* Add model aliases

* Code clean-up

* Updated code to meet reviewer's requests.

* Updated code to meet reviewer's requests.

* Minor update

* Minor update

* Populate mac2name dict

* Return list of MAC addresses, not dict

Co-Authored-By: mzdrale <mzdrale@gmail.com>

* Minor update

* Migrate light setting trait to use HSV

* Fix tests

* Fix all the typos

* Add stream feature

* Add a missing slash

* Get config parameter

* Get default quality

* Fix for network issues

Fix for network issues

* Further changes to network connection

* websession is created in pymyq

websession is created in pymyq instead.
Added call on stop event to close web session.

* Updated requirements file

* Added comment

* Changed back to use aiohttp_client

* Cleanup closed sockets in aiohttp

Enable automatic cleanup of closed sockets in aiohttp client helper.

* Updated manifest & requirements

* Updated comment block

Fix deCONZ change entity_id bug

* Add ESPHome climate support

* Adjust line length

* Update .coveragerc

* Update climate.py

* Rename

* Add check for supported features

* Move logic to service helper

* Fix hacked in test for seek

* Test for service required features

* Use dict[key] for required config keys and keys with default values.

* Improve tests

* Lint

* Improve tests of JSON data

* Update manifest.json

* Update sensor.py

* new version option

* raise ConfigEntryNotReady

* better debugging

* Check that speed value from state is not 'None'
* Added tests

* Fix broken platform components

* Lint

* Remove introduction component

* Remove more usage

* Binary sensors for netgear_lte

* Move LTEEntity to component

* Revert unrelated manifest changes

* Address review comments

* Remove unused import

* Integration dependencies

* Lint

* Lint

* Fix one test

* Lint

* Fix load custom component integration

Fix async issue
Add circular dependency detection in manifest validation

* Fix test

* Address review comment

* Apply suggestions from code review

Co-Authored-By: balloob <paulus@home-assistant.io>