eslint: if projectService is used, project should be removed #293

Job	Run time
Lint	11s
Tests (test-app-location)	24s
Tests (addon-location)	14s
Slow tests: typescript with npm	1m 34s
Tests (rollup-build)	19s
Slow tests: typescript with pnpm	1m 1s
Tests (monorepo with pnpm)	27s
Tests (monorepo with npm)	21s
Tests (declarations-configuration)	47s
Slow tests: try-scenarios	1m 47s
Slow tests: defaults with npm	1m 26s
Tests (addon-only)	17s
Slow tests: defaults with pnpm	54s
Slow tests: try-scenarios	1m 58s
Tests (addon-location)	14s
Tests (addon-only)	17s
Slow tests: defaults with pnpm	54s
Tests (test-app-location)	24s
Lint	11s
Slow tests: typescript with pnpm	1m 1s
Slow tests: typescript with npm	1m 34s
Tests (monorepo with npm)	21s
Tests (rollup-build)	19s
Tests (monorepo with pnpm)	27s
Tests (declarations-configuration)	47s
Slow tests: defaults with npm	1m 26s
Slow tests: try-scenarios	2m 7s
Slow tests: typescript with npm	1m 34s
Tests (monorepo with npm)	21s
Slow tests: defaults with npm	1m 26s
Tests (test-app-location)	24s
Lint	11s
Slow tests: defaults with pnpm	54s
Slow tests: typescript with pnpm	1m 1s
Tests (addon-location)	14s
Tests (addon-only)	17s
Tests (rollup-build)	19s
Tests (declarations-configuration)	47s
Tests (monorepo with pnpm)	27s
	29m 37s

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