Add approximatelySign to NumberFormatRangePartTypeRegistry for ES2023 #35300

Job	Run time
coverage	10m 0s
typecheck	45s
smoke	55s
format	34s
misc	29s
package-size	1m 33s
Test Node 24 on windows-latest	10m 8s
Test Node lts/* on ubuntu-latest with --no-bundle	10m 39s
self-check	52s
knip	31s
Test Node 24 on ubuntu-latest	8m 17s
browser-integration	1m 24s
baselines	9m 18s
lint	52s
Test Node 14 on ubuntu-latest	12m 41s
Test Node 14 on windows-latest	14m 23s
required	3s
	1h 23m 24s

Provide feedback