Bump once_cell from 1.20.2 to 1.20.3 #5257

Job	Run time
maybe-expedite	3s
test (ubuntu-latest, third_party_0)	20m 36s
test (ubuntu-latest, third_party_1)	34m 43s
test (ubuntu-latest, trycmd)	9m 14s
test (ubuntu-latest, other)	10m 44s
test (macos-latest, third_party_0)	15m 56s
test (macos-latest, third_party_1)	32m 16s
test (macos-latest, trycmd)	9m 16s
test (macos-latest, other)	10m 49s
test (windows-latest, third_party_0)	28m 27s
test (windows-latest, third_party_1)	38m 30s
test (windows-latest, trycmd)	11m 1s
test (windows-latest, other)	10m 58s
test (ubuntu-latest, ci)	21m 4s
all-checks	1s
	4h 13m 38s

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