chore(dev-deps): bump prettier related dependencies #167

Job	Run time
Lint	49s
Floating Dependencies (ubuntu-latest, chrome)	53s
Tests (ubuntu-latest, chrome)	43s
Tests - ember-lts-3.28	1m 10s
Tests - ember-lts-4.4	1m 0s
Tests - ember-lts-4.8	1m 15s
Tests - ember-classic	52s
Tests - ember-release	1m 0s
Tests - ember-beta	1m 15s
Tests - embroider-safe	1m 30s
Tests - embroider-optimized	1m 3s
Tests - ember-canary	1m 1s
	12m 31s

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