Fix RetryPolicy blocks health check #701

Job	Run time
gcc-compile-with-make	4m 8s
clang-compile-with-cmake	4m 0s
clang-compile-with-bazel	22m 43s
clang-compile-with-make	4m 1s
gcc-compile-with-bazel	26m 20s
gcc-compile-with-bazel-all-options	42m 58s
gcc-compile-with-cmake	4m 48s
gcc-compile-with-cmake-all-options	8m 39s
gcc-compile-with-make-all-options	8m 3s
clang-compile-with-bazel-all-options	22m 48s
clang-compile-with-cmake-all-options	8m 25s
clang-compile-with-make-all-options	8m 5s
clang-unittest	16m 50s
	3h 1m 48s

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