lib: deprecate _http_* #5656

Job	Run time
Build slim tarball	2m 0s
aarch64-linux: with shared libraries	23m 5s
aarch64-darwin: with shared libraries	19m 40s
x86_64-darwin: with shared libraries	29m 18s
x86_64-linux: with shared libraries	27m 2s
	1h 41m 5s

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