chore(stdlib): Correct small spelling mistake in `Array` docs #9774

Job	Run time
Build and test on macos-latest / Dependencies / Create dependencies cache	6s
Build and test on ubuntu-latest / Dependencies / Create dependencies cache	4s
Build and test on windows-latest / Dependencies / Create dependencies cache	11s
Build and test on ubuntu-latest / (native) Build and test / (native) Build and test	5m 11s
Build and test on ubuntu-latest / (js) Build and test / (js) Build and test	12m 54s
Build and test on macos-latest / (native) Build and test / (native) Build and test	6m 5s
Build and test on macos-latest / (js) Build and test / (js) Build and test	35m 1s
Build and test on windows-latest / (native) Build and test / (native) Build and test	15m 13s
Build and test on windows-latest / (js) Build and test / (js) Build and test	17m 7s
Test pkg binaries / Test pkg binary on ubuntu-latest	47s
Test pkg binaries / Test pkg binary on macos-latest	1m 25s
Test pkg binaries / Test pkg binary on windows-latest	21s
	1h 34m 25s

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