fix(kit): `InputFiles` fix validity and drag states #4393

Job	Run time
Build demo	3m 58s
playwright / (1 of 9)	5m 2s
playwright / (2 of 9)	9m 24s
playwright / (3 of 9)	8m 17s
playwright / (4 of 9)	4m 15s
playwright / (5 of 9)	5m 11s
playwright / (6 of 9)	5m 6s
playwright / (7 of 9)	4m 11s
playwright / (8 of 9)	4m 24s
playwright / (9 of 9)	4m 16s
Playwright E2E Tests matrix result	1s
E2E result	9s
	54m 14s

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