modify requirements.txt

numpy==1.26.4

astropy>=5

scipy>=1.10

Galsim>=2.5

PyYAML>=6

sep>=1.2

healpy>=1.16

h5py>=3.11

astropy==6.0.1

scipy==1.11.4

GalSim==2.8.4

PyYAML==6.0.1

sep==1.2.1

healpy==1.16.6

h5py==3.11.0

Cython==3.0.6

numba>=0.59.1

psutil>=5.9

toml>=0.10

lmfit>=1.2

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numba==0.59.1

psutil==5.9.8

toml==0.10.2

lmfit==1.2.2

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