[skip ci] Enable query trace for ci etcd (#9801)

Signed-off-by: Edward Zeng <jie.zeng@zilliz.com>

build/ci/jenkins/pod/krte.yaml

@@ -47,6 +47,8 @@ spec:
     env:
     - name: ETCD_LOG_LEVEL
       value: debug
+    - name: ETCD_LOGGER
+      value: zap
     - name: ETCD_QUOTA_BACKEND_BYTES
       value: "4294967296"
     - name: ETCD_AUTO_COMPACTION_MODE