chore(deps): update dependency ember-cli to v6

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ember-cli (source)	~5.12.0 -> ~6.0.0

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Release Notes

ember-cli/ember-cli (ember-cli)

v6.0.1

Compare Source

Blueprint Changes

• ember new diff
• ember addon diff

Changelog

• #​10563 [Backport release]: update @​ember/test-helpers. #​10522 @​NullVoxPopuli

Thank you to all who took the time to contribute!

v6.0.0

Compare Source

Blueprint Changes

• ember new diff
• ember addon diff

Changelog

• #​10559 [ENHANCEMENT] Make deprecations throw when the until for ember-cli has passed @​kategengler
• #​10453 [ENHANCEMENT] Allow specifying no CI provider @​deanylev
• #​10505 use our fork of remove-types with config: false @​mansona
• #​10506 [ENHANCEMENT] Use the official types in the blueprints @​Windvis
• #​10507 Official types in blueprints amendments @​Windvis

Thank you to all who took the time to contribute!

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