Fix leading spaces in kubectl commands

This is causing bash/zsh shells to not to record the executed command in the
history. See this link for details: https://unix.stackexchange.com/questions/115917/why-is-bash-not-storing-commands-that-start-with-spaces

Signed-off-by: Ahmet Alp Balkan <ahmetb@google.com>

docs/tutorials/object-management-kubectl/declarative-object-management-configuration.md

@@ -894,7 +894,7 @@ configuration involves several manual steps:
 
 1. Export the live object to a local configuration file:
 
-        kubectl get <kind>/<name> -o yaml --export > <kind>_<name>.yaml
+       kubectl get <kind>/<name> -o yaml --export > <kind>_<name>.yaml
 
 1. Manually remove the `status` field from the configuration file.
 
@@ -903,7 +903,7 @@ configuration involves several manual steps:
 
 1. Set the `kubectl.kubernetes.io/last-applied-configuration` annotation on the object:
 
-        kubectl replace --save-config -f <kind>_<name>.yaml
+       kubectl replace --save-config -f <kind>_<name>.yaml
 
 1. Change processes to use `kubectl apply` for managing the object exclusively.
 
@@ -915,7 +915,7 @@ TODO(pwittrock): Why doesn't export remove the status field?  Seems like it shou
 
 1. Set the `kubectl.kubernetes.io/last-applied-configuration` annotation on the object:
 
-        kubectl replace --save-config -f <kind>_<name>.yaml
+       kubectl replace --save-config -f <kind>_<name>.yaml
 
 1. Change processes to use `kubectl apply` for managing the object exclusively.
 

docs/tutorials/object-management-kubectl/imperative-object-management-configuration.md

@@ -97,13 +97,13 @@ several manual steps.
 
 1. Export the live object to a local object configuration file:
 
-        kubectl get <kind>/<name> -o yaml --export > <kind>_<name>.yaml
+       kubectl get <kind>/<name> -o yaml --export > <kind>_<name>.yaml
 
 1. Manually remove the status field from the object configuration file.
 
 1. For subsequent object management, use `replace` exclusively.
 
-        kubectl replace -f <kind>_<name>.yaml
+       kubectl replace -f <kind>_<name>.yaml
 
 
 ## Defining controller selectors and PodTemplate labels