Add BSDCan 2025

Author: cperciva

README.md

@@ -365,6 +365,7 @@ All the data (past and coming) are available publicly in JSON:
 * 11-12: [Cloud Native Zurich](https://cloudnativezurich.ch/) - Zurich (Switzerland)
 * 11-13: [Render (RenderATL) 2025](https://www.renderatl.com) - Atlanta, GA (USA) <a href="https://sessionize.com/renderatl-2025/"><img alt="CFP Render (RenderATL) 2025" src="https://img.shields.io/static/v1?label=CFP&message=until%2016-December-2024&color=red"></a>
 * 11-13: [Devoxx Poland](https://devoxx.pl/) - Krakow (Poland) <a href="https://devoxxpl25.cfp.dev/#/login"><img alt="CFP Devoxx Poland 2025" src="https://img.shields.io/static/v1?label=CFP&message=until%2028-February-2025&color=green"></a>
+* 11-14: [BSDCan 2025](https://www.bsdcan.org/2025/) - Ottawa, ON (Canada) <a href="https://www.bsdcan.org/2025/papers.html"><img alt="CFP BSDCan 2025" src="https://img.shields.io/static/v1?label=CFP&message=until%2012-February-2025&color=green"></a>
 * 12: [SREday Cologne 2025 Q2](https://sreday.com/2025-cologne-q2/) - Cologne (Germany) <a href="https://www.papercall.io/sreday-2025-cologne-q2"><img alt="CFP SREday Cologne 2025 Q2" src="https://img.shields.io/static/v1?label=CFP&message=until%2012-April-2025&color=green"></a>
 * 12-13: [Data Céilí 2025](https://www.dataceili.ie/) - Dublin (Ireland) <a href="https://sessionize.com/data-ceili-2025/"><img alt="CFP Data Céilí 2025" src="https://img.shields.io/static/v1?label=CFP&message=until%2031-January-2025&color=green"></a>
 * 12-13: [DevSum 2025](https://www.devsum.se) - Stockholm (Sweden) <a href="https://sessionize.com/devsum-2025"><img alt="CFP DevSum 2025" src="https://img.shields.io/static/v1?label=CFP&message=until%2009-December-2024&color=red"></a>