build(deps): bump codecov/codecov-action from 3 to 4 #588

Job	Run time
linux	2m 50s
windows	2m 35s
spm-test	4m 2s
test (platform=iOS\ Simulator,name=iPhone\ 15\ Pro\ Max, test)	21m 19s
test (platform\=tvOS\ Simulator,name\=Apple\ TV, test)	6m 56s
test (platform=watchOS\ Simulator,name=Apple\ Watch\ Series\ 9\ \(41mm\), build)	1m 24s
test (platform=visionOS\ Simulator,name=Apple\ Vision\ Pro, test)	7m 30s
test (platform=macOS, test)	9m 33s
cocoapods	0s
xcode-test-5_5	0s
docs	0s
	56m 9s

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