[YUNIKORN-1324] Plugin: Disable PodDisruptionBudget feature gate to allow scheduling on K8s 1.25 (#464)

Closes: #464
diff --git a/deployments/image/plugin/start-yunikorn-plugin.sh b/deployments/image/plugin/start-yunikorn-plugin.sh
index 6737ccf..4b6ae11 100755
--- a/deployments/image/plugin/start-yunikorn-plugin.sh
+++ b/deployments/image/plugin/start-yunikorn-plugin.sh
@@ -22,6 +22,7 @@
   --leader-elect="${LEADER_ELECT}" \
   --config="${SCHEDULER_CONFIG}" \
   -v="${VERBOSITY}" \
+  --feature-gates=PodDisruptionBudget=false \
   --scheduler-name="${SCHEDULER_NAME}" \
   --yk-cluster-id="${CLUSTER_ID}" \
   --yk-cluster-version="${CLUSTER_VERSION}" \