chore: unset executable permission #3295

Job	Run time
codecheck / codecheck	44m 4s
docker / docker (fedora39)	18m 53s
docker / docker (rocky8)	22m 31s
conda / conda (ubuntu-20.04)	11m 35s
linux / linux (-doc-mpi-)	40m 12s
conda / conda (macos-13)	20m 55s
mac / macports (macos-13)	21m 48s
linux / linux (-mpi-)	53m 12s
conda / conda (macos-14)	9m 17s
mac / macports (+allmodules, macos-13)	28m 40s
linux / linux (-coverage-mpi-)	1h 3m 19s
linux / linux (-debug-)	29m 28s
mac / macsimple (macos-13)	10m 11s
linux / linux (-debug-mpi-)	41m 40s
mac / macsimple (macos-14)	5m 32s
linux / linux (-intel-)	45m 35s
linux / linux (-pycv-mpi-)	18m 41s
linux / linux (-nvhpc-mpi-)	56m 44s
	9h 2m 17s

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