Higher quality lightmap sampling #53740

Job	Run time
check-doc	9m 34s
check-bevy-internal-imports	4s
build (windows-latest)	7m 31s
check-missing-examples-in-docs	39s
build (ubuntu-latest)	3m 25s
build (macos-latest)	2m 57s
ci	3m 30s
miri	13m 45s
run-examples-macos-metal	5m 42s
toml	2m 2s
typos	7s
check-missing-features-in-docs	28s
markdownlint	1m 6s
check-compiles-no-std	36s
check-compiles	5m 49s
build-wasm-atomics	1m 56s
msrv	1m 45s
build-wasm	1m 33s
	1h 2m 29s

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