gh-143732: Add tier2 specialization for TO_BOOL #2726

Job	Run time
aarch64-apple-darwin/clang	8m 48s
x86_64-apple-darwin/clang	13m 20s
x86_64-unknown-linux-gnu/gcc	9m 15s
x86_64-unknown-linux-gnu/gcc-free-threading	8m 10s
aarch64-unknown-linux-gnu/gcc	7m 25s
	46m 58s

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