Update README.md

Author: alcaliva

docs/mc-software-releases/README.md

@@ -8,4 +8,7 @@ title: MC Software Releases
 This page lists the current release for the MC software stack to be used in 
 GRID productions.
 
-The current production release for MC is `O2PDPSuite::MC-prod-2025-v1-2`
+Production releases for MC: 
+
+`O2PDPSuite::MC-prod-2025-v1-2`
+`O2PDPSuite::MC-prod-2025-v2-1` (current - since 30/06/2025)