install shiny from pypi

docs/prerelease/1.4/shiny/_shiny-requirements.qmd

@@ -2,13 +2,9 @@
 ::: {.callout-note}
 ### Shiny Prerequisites
 
-In order to use Shiny within Quarto documents you will need both the latest pre-release of Quarto as well as development versions of the `htmltools` and `shiny` Python packages. You can install these packages as follows:
+In order to use Shiny within Quarto documents you will need the latest version of the `shiny` package (>=0.6). You can install the latest version of shiny with:
 
-```bash
-# Optional: If you have installed shiny and/or htmltools
-# previously, uninstall them before proceeding:
-pip uninstall shiny htmltools
-
-pip install git+https://github.com/posit-dev/py-shiny.git#egg=shiny
+```{.bash}
+pip install --upgrade shiny
 ```
 :::