Automated update to rustc nightly-2026-04-23 #680

Job	Run time
Docs - nightly toolchain	1m 41s
Bench - nightly toolchain	1m 58s
Docs - stable toolchain	1m 25s
Lint - nightly toolchain	2m 14s
Test 32-bit version	52s
Test - nightly toolchain (recent)	5m 57s
Test - stable toolchain (recent)	5m 44s
Check WASM	37s
Test - msrv toolchain (recent)	1m 39s
Cross test	1m 36s
	23m 43s

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