stream: remove transform-writer handling in pipeTo #7952

Job	Run time
Build slim tarball	1m 5s
aarch64-darwin: with shared libraries	30m 20s
aarch64-linux: Cache V8 build	25s
x86_64-linux: with shared libraries	26m 37s
x86_64-darwin: with shared libraries	45m 24s
aarch64-linux: with shared boringssl-0.20260526.0	24m 20s
aarch64-linux: with shared openssl-1.1.1w	23m 12s
aarch64-linux: with shared openssl-3.5.6	23m 49s
aarch64-linux: with shared openssl-3.0.20	25m 9s
aarch64-linux: with shared openssl-3.6.2	23m 20s
aarch64-linux: with shared openssl-4.0.0	23m 40s
x86_64-linux: with shared libraries	27m 16s
aarch64-darwin: with shared libraries	26m 5s
x86_64-darwin: with shared libraries	45m 24s
aarch64-linux: with shared openssl-3.0.20	25m 9s
aarch64-linux: with shared openssl-3.5.6	23m 49s
aarch64-linux: Cache V8 build	25s
aarch64-linux: with shared boringssl-0.20260526.0	24m 20s
aarch64-linux: with shared openssl-1.1.1w	23m 12s
aarch64-linux: with shared openssl-3.6.2	23m 20s
aarch64-linux: with shared openssl-4.0.0	23m 40s
Build slim tarball	1m 5s
	8h 11m 6s

Provide feedback