Move some failing tests from pre-built fixtures to scenario-tester #736

Job	Run time
discover_matrix	37s
Legacy Mocha Tests - 16.x	2m 25s
Ember Tests (16.x, ubuntu-latest)	1m 3s
Legacy Mocha Tests - 14.x	2m 14s
lint-all-packages	40s
Ember Tests (16.x, windows-latest)	2m 36s
Test Packages (16.x, ubuntu-latest)	1m 33s
Ember Tests (14.x, ubuntu-latest)	1m 20s
Test Packages (16.x, windows-latest)	3m 41s
Ember Tests (14.x, windows-latest)	2m 23s
Test Packages (14.x, ubuntu-latest)	1m 23s
ember-try for ember-cli-fastboot: ember-lts-3.16	1m 5s
Test Packages (14.x, windows-latest)	2m 56s
ember-try for ember-cli-fastboot: ember-lts-3.20	1m 8s
ember-try for ember-cli-fastboot: ember-lts-3.24	59s
ember-try for ember-cli-fastboot: ember-lts-3.28	1m 8s
ember-try for ember-cli-fastboot: ember-lts-4.4	1m 3s
ember-try for ember-cli-fastboot: ember-release	54s
ember-try for ember-cli-fastboot: ember-beta	1m 3s
ember-try for ember-cli-fastboot: ember-canary	1m 2s
ember-try for ember-cli-fastboot: ember-default-with-jquery	1m 4s
ember-try for ember-cli-fastboot: ember-classic	1m 2s
ember-try for ember-cli-fastboot: embroider-safe	1m 1s
ember-try for ember-cli-fastboot: embroider-optimized	1m 7s
ember-try for ember-cli-fastboot: no-deprecations	59s
ember-try for ember-cli-fastboot: ember-release-no-deprecations	50s
custom-output-paths	31s
ember-cli-fastboot	37s
fastboot-config-location	30s
fastboot-express-middleware	33s
fastboot-location	33s
fastboot-shoebox-test	29s
integration-tests	1m 16s
oneerror-per-visit	59s
	42m 44s

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