chore: switch to typescript-eslint projectService setting

[benmccann]

The typescript-eslint docs recommend using projectService over project: https://typescript-eslint.io/packages/parser/#project

My own testing shows projectService to be slightly faster.

With project:

real 0m36.047s
user 1m10.914s

real 0m29.111s
user 0m56.673s

real 0m29.084s
user 0m53.078s

real 0m31.287s
user 1m3.867s

real 0m28.033s
user 0m53.280s

With projectService:

real 0m36.333s
user 1m10.211s

real 0m29.553s
user 0m56.994s

real 0m27.674s
user 0m53.531s

real 0m27.125s
user 0m49.013s

real 0m26.967s
user 0m49.587s

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