BestFirstSearch: skip processOptimal if too long #5485

Job	Run time
community-test (11, windows-latest, Scala2)	12m 51s
formatting	25s
native-image (macOS-12, default)	4m 15s
test (11, windows-latest)	10m 19s
native-image (ubuntu-latest, default)	3m 48s
native-image (ubuntu-latest, musl)	3m 34s
test-scala-native (windows-latest)	10m 21s
test (11, ubuntu-latest)	8m 47s
community-test (11, windows-latest, Scala3)	12m 22s
test-scala-native (ubuntu-latest)	6m 41s
test (21, windows-latest)	10m 13s
community-test (11, windows-latest, Spark)	20m 34s
test (21, ubuntu-latest)	7m 32s
community-test (11, windows-latest, Intellij)	14m 38s
community-test (11, windows-latest, Other)	16m 28s
community-test (11, ubuntu-latest, Scala2)	11m 25s
community-test (11, ubuntu-latest, Scala3)	10m 59s
community-test (11, ubuntu-latest, Spark)	18m 4s
community-test (11, ubuntu-latest, Intellij)	14m 32s
community-test (11, ubuntu-latest, Other)	13m 44s
dockerize	0s
	3h 31m 32s

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