fix(core): `Textfield` has change detection problems for `[filler]` #5106

Job	Run time
Build demo	3m 45s
playwright / (1 of 9)	6m 26s
playwright / (2 of 9)	10m 48s
playwright / (3 of 9)	7m 4s
playwright / (4 of 9)	4m 45s
playwright / (5 of 9)	6m 38s
playwright / (6 of 9)	5m 44s
playwright / (7 of 9)	4m 44s
playwright / (8 of 9)	4m 31s
playwright / (9 of 9)	5m 4s
Playwright E2E Tests matrix result	1s
E2E result	7s
	59m 37s

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