build(deps): bump codecov/codecov-action from 3 to 4 #616

Job	Run time
spm-test	4m 23s
linux	2m 9s
test (platform=iOS\ Simulator,name=iPhone\ 15\ Pro\ Max, test)	14m 11s
windows	2m 29s
test (platform\=tvOS\ Simulator,name\=Apple\ TV, test)	6m 26s
test (platform=watchOS\ Simulator,name=Apple\ Watch\ Series\ 9\ \(41mm\), build)	1m 11s
test (platform=visionOS\ Simulator,name=Apple\ Vision\ Pro, test)	6m 36s
test (platform=macOS, test)	6m 42s
cocoapods	0s
docs	0s
xcode-test-5_5	0s
	44m 7s

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