README.md: use PyPI for installation instead of JFrog

README.md

@@ -146,16 +146,10 @@ To work with our models just run these lines in your terminal:
 
 ```shell
 pip install thestage
-pip install elastic_models[nvidia]\
- --index-url https://thestage.jfrog.io/artifactory/api/pypi/pypi-thestage-ai-production/simple\
- --extra-index-url https://pypi.nvidia.com\
- --extra-index-url https://pypi.org/simple
+pip install 'thestage-elastic-models[nvidia]'
 
 # or for blackwell support
-pip install elastic_models[blackwell]\
- --index-url https://thestage.jfrog.io/artifactory/api/pypi/pypi-thestage-ai-production/simple\
- --extra-index-url https://pypi.nvidia.com\
- --extra-index-url https://pypi.org/simple
+pip install 'thestage-elastic-models[blackwell]'
 pip install -U --pre torch --index-url https://download.pytorch.org/whl/nightly/cu128
 pip install -U --pre torchvision --index-url https://download.pytorch.org/whl/nightly/cu128