Fix crash in CFA when for loop initializer throws #35283

Job	Run time
browser-integration	1m 34s
lint	54s
typecheck	44s
baselines	9m 10s
misc	32s
coverage	11m 3s
Test Node lts/* on ubuntu-latest with --no-bundle	10m 42s
Test Node 24 on windows-latest	9m 59s
Test Node 14 on windows-latest	14m 30s
knip	37s
smoke	56s
package-size	1m 38s
Test Node 24 on ubuntu-latest	8m 26s
format	31s
Test Node 14 on ubuntu-latest	11m 33s
self-check	59s
required	2s
	1h 23m 50s

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