stream: fix uncatchable error closing a half-open Duplex.toWeb() #8571

Job	Run time
Build slim tarball	2m 23s
aarch64-linux: Cache V8 build	23s
aarch64-darwin: with shared libraries / build	28m 54s
x86_64-linux: with shared libraries / build	29m 0s
x86_64-darwin: with shared libraries / build	40m 45s
aarch64-linux: with shared boringssl-0.20260526.0 / build	26m 23s
aarch64-linux: with shared openssl-4.0.1 / build	26m 47s
aarch64-linux: with shared openssl-3.6.2 / build	27m 15s
aarch64-linux: with shared openssl-1.1.1w / build	25m 57s
aarch64-linux: with shared openssl-3.0.21 / build	25m 41s
aarch64-linux: with shared openssl-3.5.7 / build	26m 10s
	4h 19m 38s

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