Update dependency ember-keyboard to v6.0.4

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
ember-keyboard	6.0.3 -> 6.0.4

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Release Notes

adopted-ember-addons/ember-keyboard

v6.0.4

Compare Source

This will be the last release in the 6.x series. 7.0 will drop code related to several deprecations.

💥 Breaking Change

• #​492 [Breaking] Drop support for Node.js 10, 13, 15 (@​SergeAstapov)

🚀 Enhancement

• #​494 Update ember-modifier to add support for 3.22 modifier capabilities (@​SergeAstapov)
• #​499 Deprecate old propagation model (@​SergeAstapov)

🏠 Internal

• #​490 Update npmignore file (@​SergeAstapov)
• #​498 Fix CI for latest Ember v4 beta/canary scenarios (@​SergeAstapov)

Committers: 1

• Sergey Astapov (@​SergeAstapov)

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[locks]

@bors r+

[bors]

📌 Commit 039831b has been approved by locks

[bors]

⌛ Testing commit 039831b with merge 4a82807...

[bors]

☀️ Test successful - checks-actions
Approved by: locks
Pushing 4a82807 to master...