Update SIG Release annual report

- Add KubeCon India 2025 Maintainer Meetup participation
- Remove WG-LTS from continuing working groups

Follow-up to address feedback from PR kubernetes#8797

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>

Author: saschagrunert

sig-release/annual-report-2025.md

@@ -39,6 +39,9 @@ None at this time. All subprojects have adequate OWNERS coverage.
 **KubeCon + CloudNativeCon Europe 2025 (London, April 1-4):**
 - [Kubernetes SIG Meet & Greet](https://kccnceu2025.sched.com/event/1vTL7/kubernetes-sig-meet-greet-lunch-and-learn) (April 3) - SIG Release representatives engaged with new and existing contributors
 
+**KubeCon + CloudNativeCon India 2025 (Hyderabad, August 6-7):**
+- Release Team members participated in the Maintainer Meetup, engaging with the community and sharing best practices
+
 **[Maintainer Summit North America 2025](https://maintainersummitna2025.sched.com/) (Atlanta, November 9):**
 - SIG Release members participated in maintainer discussions and project collaboration sessions
 
@@ -63,8 +66,7 @@ No KEPs were directly owned by SIG Release in the 2025 release cycles. SIG Relea
 
 ## [Working groups](https://git.k8s.io/community/sig-release#working-groups)
 
-**Continuing:**
- - LTS
+None at this time.
 
 ## Operational