Bump codecov/codecov-action from 5.5.1 to 6.0.1 #2680

Job	Run time
should run ci	8s
GHA Security Analysis using Zizmor	21s
cache-pixi-lock	1m 5s
Validation tests \| pixi run tests-validation	4m 6s
Flaky unit tests: ubuntu \| pixi run -e test tests-flaky	3m 20s
TypeChecking: pixi run typing	1m 59s
build-and-upload-nightly-parcels	1m 51s
Unit tests: ubuntu \| pixi run -e test tests	5m 28s
Unit tests: ubuntu \| pixi run -e test-py311 tests	7m 20s
Unit tests: ubuntu \| pixi run -e test-minimum tests	8m 47s
Unit tests: ubuntu \| pixi run -e test-py313 tests	9m 4s
Unit tests: windows \| pixi run -e test tests	14m 26s
Integration: ${{ matrix.os }} \| pixi run -e ${{ matrix.pixi-environment }} tests-notebooks	-1s
merge-test-artifacts	0s
	57m 54s

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