relax validation #3041

Job	Run time
clang-sanitizers (,thread)	17m 23s
linux-compat (manylinux1-x64)	14m 32s
linux-shared-libs	16m 9s
linux-compiler-compat (clang-3)	15m 26s
clang-sanitizers (,address,undefined)	15m 52s
linux-compat (manylinux1-x86)	15m 30s
linux-compiler-compat (clang-6)	17m 8s
linux-compat (manylinux2014-x64)	15m 26s
linux-compiler-compat (clang-8)	16m 21s
linux-compiler-compat (clang-9)	16m 9s
linux-compat (manylinux2014-x86)	15m 46s
byo-crypto	2m 32s
windows	16m 14s
linux-compat (al2-x64)	14m 20s
linux-compiler-compat (clang-10)	16m 43s
linux-compiler-compat (clang-11)	17m 18s
linux-compiler-compat (gcc-4.8)	15m 43s
linux-compiler-compat (gcc-5)	15m 8s
windows-shared-libs	16m 37s
linux-compiler-compat (gcc-6)	15m 25s
windows-vc14 (x86)	15m 1s
downstream	15m 41s
linux-compiler-compat (gcc-7)	15m 56s
windows-vc14 (x64)	15m 4s
linux-compiler-compat (gcc-8)	16m 50s
osx	19m 1s
windows-app-verifier	26m 39s
linux-debug	16m 0s
	7h 25m 54s

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