Add CI test that everything works when runtimestats are on #2706

Job	Run time
Lint bash, docker, markdown, and yaml	1m 52s
Validate musl Docker image builds	24s
aarch64 Linux glibc	21m 4s
armhf Linux glibc	28m 17s
arm64 Apple Darwin	17m 53s
arm Linux glibc	29m 19s
riscv64 Linux glibc	23m 30s
Validate GNU Docker image builds	32s
Validate GNU Docker release image builds	29s
Validate musl Docker release image builds	19s
Validate Windows Docker image builds	5m 35s
Validate Windows Docker release image builds	4m 52s
Verify CHANGELOG is valid	12s
x86-64 Linux glibc	20m 38s
x86-64 Apple Darwin	29m 49s
x86-64 Linux musl	23m 44s
x86-64 Windows MSVC	38m 53s
use dtrace	21m 50s
use pool_memalign	23m 26s
use runtimestats	22m 30s
	5h 15m 8s

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