Update community.md

Author: AtsushiSakai

content/en/community.md

@@ -100,7 +100,7 @@ users are the SciPy and PyData conference series:
 - [EuroSciPy](https://www.euroscipy.org)
 - [SciPy Latin America](https://www.scipyla.org)
 - [SciPy India](https://scipy.in)
-- [SciPy Japan](https://conference.scipy.org)
+- [SciPyData (Japan)](https://scipydata.connpass.com/)
 - [PyData conferences](https://pydata.org/event-schedule/) (15-20 events a year spread over many countries)
 
 Many of these conferences include tutorial days that cover SciPy and/or sprints