stream: simplify `setPromiseHandled` utility #6147

Job	Run time
Build slim tarball	3m 19s
collect-openssl-versions	10s
aarch64-linux: Cache V8 build	3s
aarch64-darwin: with shared libraries	26m 34s
x86_64-linux: with shared libraries	30m 31s
x86_64-darwin: with shared libraries	45m 5s
aarch64-linux: with shared openssl_3_6 (3.6.1)	24m 59s
aarch64-linux: with shared openssl_3_5 (3.5.5)	26m 13s
aarch64-linux: with shared openssl_4_0 (4.0.0)	24m 39s
aarch64-linux: with shared openssl_1_1 (1.1.1w)	24m 22s
aarch64-linux: with shared openssl_3 (3.0.19)	24m 45s
	3h 50m 40s

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