Updated requirements sphinx version

requirements.txt

@@ -1,34 +0,0 @@
-aiohttp==3.8.5
-aiosignal==1.3.1
-asciitree==0.3.3
-async-timeout==4.0.3
-attrs==23.1.0
-certifi==2023.7.22
-cftime==1.6.2
-charset-normalizer==3.3.0
-dask==2023.3.1
-entrypoints==0.4
-fasteners==0.19
-frozenlist==1.4.0
-fsspec==2023.6.0
-h5py==3.9.0
-idna==3.4
-kerchunk==0.2.0
-multidict==6.0.4
-netCDF4==1.6.4
-numcodecs==0.11.0
-numpy==1.26.0
-packaging==23.2
-pandas==2.1.1
-python-dateutil==2.8.2
-pytz==2023.3.post1
-requests==2.31.0
-scipy==1.10.1
-six==1.16.0
-tzdata==2023.3
-ujson==5.8.0
-urllib3==2.0.6
-xarray==2023.8.0
-yarl==1.9.2
-zarr==2.16.1
-./