Escape script quotes #826

Job	Run time
Lint JS	17s
Tests: Type Check	13s
Tests (addon-location)	52s
Slow tests: defaults with npm	1m 51s
Tests (test-app-location)	47s
Slow tests: typescript with npm	2m 33s
Slow tests: defaults with yarn	1m 35s
Tests (addon-only)	30s
Slow tests: typescript with yarn	1m 32s
Slow tests: defaults with pnpm	1m 4s
Tests (monorepo with npm)	1m 49s
Slow tests: typescript with pnpm	1m 9s
Tests (monorepo with yarn)	1m 10s
Tests (monorepo with pnpm)	48s
Tests (rollup-build)	1m 22s
Tests (declarations-configuration)	31s
	18m 3s

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