build(deps): bump codecov/codecov-action from 5.0.7 to 5.1.1 #11032

Job	Run time
lint	2m 42s
codegen	1m 9s
Codespell	12s
build-image	2m 41s
test-osx	3m 20s
test-linux	4m 4s
gateway-conformance	4m 54s
e2e (kubernetes:latest, ConfigmapConfiguration)	29m 26s
upgrade (kubernetes:latest)	3m 16s
e2e (kubernetes:latest, ContourConfiguration)	22m 21s
upgrade (kubernetes:n-1)	3m 38s
e2e (kubernetes:n-1, ConfigmapConfiguration)	30m 3s
upgrade (kubernetes:n-2)	3m 18s
e2e (kubernetes:n-1, ContourConfiguration)	22m 39s
e2e (kubernetes:n-2, ConfigmapConfiguration)	29m 3s
e2e (kubernetes:n-2, ContourConfiguration)	23m 50s
	3h 6m 36s

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