chore: Finalize Statistical Ecosystem and SBI workshop dates (#2763)

* Workshop dates have been moved to end of February, 2026.
   - https://indico.cern.ch/event/1600676/
   - https://indico.cern.ch/event/1600677/

Author: matthewfeickert

_blueprints/simulation-based-inference.md

@@ -3,7 +3,7 @@ layout: blueprint
 visible: false
 topic: Simulation Based Inference (SBI)
 meetingurl: https://indico.cern.ch/event/1600677/
-meetingdate: 2026-02-XX
+meetingdate: 2026-02-26
 focus-areas: as
 status: planned
 location: CERN

_blueprints/statistical-ecosystem.md

@@ -3,7 +3,7 @@ layout: blueprint
 visible: false
 topic: Statistical Ecosystem
 meetingurl: https://indico.cern.ch/event/1600676/
-meetingdate: 2026-02-XX
+meetingdate: 2026-02-24
 focus-areas: as
 status: planned
 location: CERN