[zh]Update content/zh/examples/pods/probe/exec-liveness.yaml

Author: kinzhi

content/zh/examples/pods/probe/exec-liveness.yaml

@@ -11,7 +11,7 @@ spec:
     args:
     - /bin/sh
     - -c
-    - touch /tmp/healthy; sleep 30; rm -rf /tmp/healthy; sleep 600
+    - touch /tmp/healthy; sleep 30; rm -f /tmp/healthy; sleep 600
     livenessProbe:
       exec:
         command: