DOC Removed excessive Plotly links in ecosystem.md (pandas-dev#61227)

Author: star1327p

web/pandas/community/ecosystem.md

@@ -146,11 +146,8 @@ Seaborn](https://plot.ly/python/matplotlib-to-plotly-tutorial/) can
 convert figures into interactive web-based plots. Plots can be drawn in
 [IPython Notebooks](https://plot.ly/ipython-notebooks/) , edited with R
 or MATLAB, modified in a GUI, or embedded in apps and dashboards. Plotly
-is free for unlimited sharing, and has
-[cloud](https://plot.ly/product/plans/),
-[offline](https://plot.ly/python/offline/), or
-[on-premise](https://plot.ly/product/enterprise/) accounts for private
-use.
+is free for unlimited sharing, and has cloud, offline, or on-premise
+accounts for private use.
 
 ### [Lux](https://github.com/lux-org/lux)