Add support for haskell-ts-mode (#4555) #5366

Job	Run time
test (ubuntu-latest, 27.2, false)	2m 6s
test (ubuntu-latest, 28.2, false)	2m 29s
test (ubuntu-latest, 29.4, false)	2m 21s
test (macos-latest, 28.2, false)	3m 27s
test (macos-latest, 29.4, false)	3m 36s
test (windows-latest, 27.2, false)	3m 16s
test (windows-latest, 28.2, false)	3m 17s
test (windows-latest, 29.4, false)	2m 55s
test (ubuntu-latest, snapshot, true)	1m 19s
test (macos-latest, snapshot, true)	2m 45s
test (windows-latest, snapshot, true)	4m 47s
	32m 18s

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