Add conservative point queries for bvh (merged + clippy) #339

Job	Run time
coverage	3m 0s
CI with nightly on ubuntu-latest [SIMD]	45s
check-fmt	11s
CI with nightly on windows-latest [SIMD]	1m 27s
CI with stable on ubuntu-latest [no SIMD]	49s
clippy	47s
CI with nightly on ubuntu-latest [no SIMD]	48s
fuzz	2m 14s
CI with stable on windows-latest [no SIMD]	2m 30s
CI with nightly on windows-latest [no SIMD]	1m 56s
CI with stable on macos-latest [no SIMD]	50s
CI with nightly on macos-latest [no SIMD]	59s
	16m 16s

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