setup: limit pandas to versions 1.0

This is needed until pandas-dev/pandas#34464 is addressed in data loader module

Author: JakaKokosar

setup.py

@@ -33,7 +33,7 @@ def include_documentation(local_dir, install_dir):
             'Orange3>=3.23.0',
             'orange3-bioinformatics>=4.0.0',
             'fastdtw==0.3.2',
-            'pandas>=0.23',
+            'pandas>=0.23,<1.1',
             'loompy>=2.0.10',
             'xlrd~=1.2.0',
             'anndata>=0.6.21',