Add SimpleInit runner test #3765

Job	Run time
pre-commit / pre-commit	1m 9s
ubuntu / gcc-build (ubuntu-24.04, Release)	50s
ubuntu / gcc-build (ubuntu-24.04-arm, Debug)	1m 9s
ubuntu / clang-build (ubuntu-24.04)	49s
ubuntu / gcc-build (ubuntu-24.04, Debug)	1m 11s
ubuntu / clang-build (ubuntu-24.04-arm)	1m 30s
ubuntu / gcc-build (ubuntu-24.04-arm, Release)	59s
mac / clang-build (Debug)	1m 45s
windows / msvc-build (Debug)	3m 6s
windows / clang-build	1m 59s
mac / clang-build (Release)	1m 55s
windows / msvc-build (Release)	1m 55s
windows / clang-test	1m 26s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	57s
ubuntu / clang-test (ubuntu-24.04)	1m 21s
ubuntu / clang-test (ubuntu-24.04-arm)	1m 12s
mac / clang-test	1m 15s
ubuntu / gcc-test (ubuntu-24.04)	1m 0s
ubuntu / gcc-test (ubuntu-24.04-arm)	59s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	14s
ubuntu / clang-sanitizer-test-extended	1s
ubuntu / clang-test-extended	1s
ubuntu / gcc-test-extended	1s
ubuntu / gcc-build-codecov	1s
windows / msvc-test	1s
windows / msvc-test-extended	1s
windows / clang-test-extended	1s
mac / clang-test-extended	1s
perf	0s
pages	-1s
	26m 48s

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