reflect: maximally relax `TypePath` bounds #33723

Job	Run time
build (windows-latest)	4m 57s
ci	1m 59s
miri	7m 14s
build (ubuntu-latest)	2m 9s
build (macos-latest)	3m 7s
check-bevy-internal-imports	5s
check-doc	5m 39s
check-missing-examples-in-docs	33s
run-examples-on-windows-dx12	15m 13s
toml	7s
check-missing-features-in-docs	31s
markdownlint	1m 12s
check-compiles	2m 31s
build-wasm	39s
msrv	50s
	46m 46s

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