update the secure tunnel document #1621

Job	Run time
byo-crypto	3m 48s
linux-compat (manylinux2014-x64)	5m 13s
linux-compat (manylinux2014-x86)	7m 19s
linux-compat (al2-x64)	5m 52s
linux-compat (alpine-3.16-x64)	8m 12s
linux-compat (alpine-3.16-x86)	9m 52s
linux-compat (alpine-3.16-armv6)	1h 43m 36s
linux-compat (alpine-3.16-armv7)	1h 35m 9s
linux-compat (alpine-3.16-arm64)	2h 8m 37s
linux-compiler-compat (clang-3)	5m 34s
linux-compiler-compat (clang-6)	5m 10s
linux-compiler-compat (clang-8)	6m 48s
linux-compiler-compat (clang-9)	5m 29s
linux-compiler-compat (clang-10)	5m 24s
linux-compiler-compat (clang-11)	7m 10s
linux-compiler-compat (gcc-4.8)	6m 19s
linux-compiler-compat (gcc-5)	5m 27s
linux-compiler-compat (gcc-6)	6m 22s
linux-compiler-compat (gcc-7)	6m 21s
linux-compiler-compat (gcc-8)	7m 6s
linux-no-cpu-extensions	6m 36s
raspberry (raspbian-bullseye)	1h 27m 14s
windows	13m 10s
windows-vs14 (Win32)	15m 10s
windows-vs14 (x64)	14m 34s
check-codegen-edits	5s
check-docs	8m 6s
check-submodules	8s
linux-github-actions	10m 49s
linux-smoke-tests	9m 53s
osx	11m 18s
windows-app-verifier	16m 46s
windows-no-cpu-extensions	12m 37s
	10h 41m 14s

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