[skip ci] Add node selector for etcd (#13153)

Signed-off-by: NJenny Li <jing.li@zilliz.com>

build/ci/jenkins/Nightly.groovy

@@ -133,6 +133,7 @@ pipeline {
                                                     --set minio.persistence.storageClass=local-path \
                                                     --set etcd.metrics.enabled=true \
                                                     --set etcd.metrics.podMonitor.enabled=true \
+                                                    --set etcd.nodeSelector.disk=fast \
                                                     --set metrics.serviceMonitor.enabled=true" 
                                                     """
                                                 }

build/ci/jenkins/PR.groovy

@@ -127,6 +127,7 @@ pipeline {
                                                     --set minio.persistence.storageClass=local-path \
                                                     --set etcd.metrics.enabled=true \
                                                     --set etcd.metrics.podMonitor.enabled=true \
+                                                    --set etcd.nodeSelector.disk=fast \
                                                     --set metrics.serviceMonitor.enabled=true" 
                                                     """
                                                 }