Ember 6.8 compatibility #838

Job	Run time
Test Packages (16.x, windows-latest)	2m 6s
Test Packages (16.x, ubuntu-latest)	41s
Test Packages (14.x, ubuntu-latest)	38s
Test Packages (14.x, windows-latest)	2m 2s
lint-all-packages	35s
Ember Tests (16.x, ubuntu-latest)	1m 7s
Ember Tests (16.x, windows-latest)	3m 10s
Ember Tests (14.x, ubuntu-latest)	1m 2s
Ember Tests (14.x, windows-latest)	2m 46s
Legacy Mocha Tests - 14.x	23s
Legacy Mocha Tests - 16.x	31s
discover_matrix	23s
ember-try for ember-cli-fastboot: ember-lts-3.28	52s
ember-try for ember-cli-fastboot: ember-lts-3.16	38s
ember-try for ember-cli-fastboot: ember-lts-5.4	54s
ember-try for ember-cli-fastboot: ember-lts-4.12	53s
ember-try for ember-cli-fastboot: ember-lts-4.8	52s
ember-try for ember-cli-fastboot: ember-lts-3.24	42s
ember-try for ember-cli-fastboot: ember-canary	53s
ember-try for ember-cli-fastboot: ember-beta	1m 3s
ember-try for ember-cli-fastboot: ember-lts-4.4	1m 10s
ember-try for ember-cli-fastboot: no-deprecations	56s
ember-try for ember-cli-fastboot: embroider-safe	43s
ember-try for ember-cli-fastboot: embroider-optimized	36s
ember-try for ember-cli-fastboot: ember-release	1m 8s
ember-try for ember-cli-fastboot: ember-release-no-deprecations	1m 36s
ember-try for ember-cli-fastboot: ember-lts-3.20	37s
ember-cli-fastboot	34s
fastboot-location	42s
fastboot-config-location	38s
fastboot-express-middleware	40s
fastboot-shoebox-test	34s
custom-output-paths	36s
integration-tests	1m 20s
request-details	39s
oneerror-per-visit	55s
root-url	34s
	36m 9s

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