Automatic batching/instancing of draw commands #29509

Job	Run time
build (windows-latest)	11m 39s
build (ubuntu-latest)	4m 44s
build (macos-latest)	15m 38s
check-doc	12m 26s
miri	10m 7s
run-examples-on-windows-dx12	25m 3s
check-bevy-internal-imports	6s
check-missing-examples-in-docs	52s
ci	5m 44s
check-missing-features-in-docs	46s
markdownlint	1m 42s
check-compiles	6m 21s
build-wasm	2m 35s
msrv	3m 43s
	1h 41m 26s

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