Bump actions/upload-artifact from 4.3.4 to 4.5.0 #5846

Job	Run time
clang-format	40s
black	39s
copyright_headers	26s
flake8	26s
cppcheck	8m 24s
forbidden_types	19s
isort	13s
lychee_IGNORED	33s
mypy	47s
pydocstyle	21s
pylint	36s
rstcheck	30s
unused_names	16s
vale	1m 38s
build_macos (macos-latest, clang, openmp, mpi, python, gsl, ltdl, boost, hdf5, optimize, warning)	11m 14s
build_linux (ubuntu-22.04, gcc, boost, optimize, warning)	14m 24s
build_linux (ubuntu-22.04, gcc, openmp, python, gsl, ltdl, boost, optimize, warning)	21m 45s
build_linux (ubuntu-22.04, gcc, mpi, python, gsl, ltdl, boost, optimize, warning)	21m 28s
build_linux (ubuntu-22.04, gcc, openmp, mpi, python, gsl, ltdl, boost, hdf5, sionlib, libneurosim...	34m 30s
sphinx-rtd	4m 31s
sphinx-conda	0s
	2h 3m 40s

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