Bump codecov/codecov-action from 4 to 5 #379

Job	Run time
Julia 1.8 - ubuntu-latest - x64	23m 22s
Julia 1.8 - ubuntu-latest - x86	31m 10s
Julia 1.8 - macOS-latest - x64	23m 55s
Julia 1.8 - windows-latest - x64	25m 58s
Julia 1.8 - windows-latest - x86	33m 45s
Julia lts - ubuntu-latest - x64	23m 1s
Julia lts - ubuntu-latest - x86	28m 43s
Julia lts - macOS-latest - x64	22m 27s
Julia lts - windows-latest - x64	25m 1s
Julia lts - windows-latest - x86	31m 44s
Julia 1 - ubuntu-latest - x64	25m 34s
Julia 1 - ubuntu-latest - x86	3m 45s
Julia 1 - macOS-latest - x64	25m 0s
Julia 1 - windows-latest - x64	25m 20s
Julia 1 - windows-latest - x86	4m 56s
Julia nightly - ${{ matrix.os }} - ${{ matrix.arch }}	0s
	5h 53m 41s

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