Revert "build(deps): bump once_cell from 1.19.0 to 1.20.0 (#1076)" (#… #2020

Job	Run time
build (1.73.0, thumbv7em-none-eabi)	44s
cross (armv7-unknown-linux-gnueabihf, 1.73.0)	1m 38s
doc	53s
build (1.73.0, wasm32-unknown-unknown)	43s
cross (armv7-unknown-linux-gnueabihf, stable)	1m 27s
build (stable, thumbv7em-none-eabi)	35s
cross (aarch64-unknown-linux-gnu, 1.73.0)	1m 34s
build (stable, wasm32-unknown-unknown)	31s
cross (aarch64-unknown-linux-gnu, stable)	1m 9s
test (i686-unknown-linux-gnu, 1.73.0, sudo apt update && sudo apt install gcc-multilib)	1m 48s
cross (powerpc-unknown-linux-gnu, 1.73.0)	1m 35s
test (i686-unknown-linux-gnu, stable, sudo apt update && sudo apt install gcc-multilib)	1m 35s
cross (powerpc-unknown-linux-gnu, stable)	1m 19s
test (x86_64-unknown-linux-gnu, 1.73.0)	1m 25s
test (x86_64-unknown-linux-gnu, stable)	1m 10s
	18m 6s

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