Update eslint-9 to flat config #3204

Job	Run time
Lint	30s
One Container Vertically - Chrome	2m 30s
Multiple Containers - Chrome	2m 20s
Unit Test	59s
e2e-draggable-only (18.15, chromium, development)	1m 18s
Check Types	44s
e2e-linux (18.15, chromium, production)	2m 27s
e2e-mac (18.15, chromium, production)	3m 8s
e2e-mac (18.15, chromium, development)	4m 18s
e2e-linux (18.15, firefox, production)	2m 23s
e2e-mac (18.15, firefox, production)	7m 34s
e2e-mac (18.15, firefox, development)	8m 38s
e2e-mac (18.15, webkit, production)	2m 19s
e2e-persisted-store (18.15, chromium, development)	47s
e2e-mac (18.15, webkit, development)	2m 24s
e2e-windows (18.15, chromium, production)	3m 52s
e2e-windows (18.15, firefox, production)	4m 26s
Publish to NPM	0s
	50m 37s

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