Update title and URL for wg-serving reference (#350)

This will be the new location once WG has been archived by
kubernetes/community#8848.

Author: terrytangyuan

paper/paper.bib

@@ -8,11 +8,11 @@ @misc{kubernetes
 
 @misc{wg-serving,
   author = {{The Kubernetes Authors}},
-  title = {Kubernetes wg-serving},
+  title = {Kubernetes Serving Working Group},
   year = {2024},
   publisher = {GitHub},
   journal = {GitHub repository},
-  url = {https://github.com/kubernetes-sigs/wg-serving}
+  url = {https://github.com/kubernetes/community/tree/master/archive/wg-serving}
 }
 
 @inproceedings{vllm,
@@ -144,4 +144,4 @@ @misc{inference-perf-metrics
   journal = {GitHub repository},
   url = {https://github.com/kubernetes-sigs/inference-perf/blob/release-v0.3.0/docs/metrics.md},
   note = {Accessed: 2026-01-08}
-}
+}