Also check package name validity in InstallPackageRequest #35604

Job	Run time
browser-integration	1m 33s
format	24s
lint	59s
coverage	11m 57s
misc	29s
knip	30s
package-size	1m 36s
Test Node 14 on ubuntu-latest	12m 7s
baselines	9m 5s
typecheck	47s
smoke	57s
Test Node lts/* on ubuntu-latest with --no-bundle	11m 13s
Test Node 14 on windows-latest	14m 42s
Test Node 24 on ubuntu-latest	8m 42s
self-check	58s
Test Node 24 on windows-latest	11m 0s
required	4s
	1h 27m 3s

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