Fixed an issue with apparent mapped type keys #35360

Job	Run time
smoke	54s
typecheck	45s
browser-integration	1m 47s
misc	27s
lint	1m 2s
knip	27s
baselines	9m 7s
Test Node lts/* on ubuntu-latest with --no-bundle	10m 53s
self-check	55s
package-size	1m 33s
coverage	10m 21s
Test Node 24 on windows-latest	10m 6s
Test Node 14 on windows-latest	14m 40s
Test Node 24 on ubuntu-latest	8m 32s
Test Node 14 on ubuntu-latest	11m 45s
format	29s
required	2s
	1h 23m 45s

Provide feedback