doc/tutorial/kubernetes: fix invalid user commands
Closes #994
https://github.com/cuelang/cue/pull/994
GitOrigin-RevId: 867ab688ab1d58abcc44e7583b6fdd2f6544c229
Change-Id: Ia60d93adc87d2059771df78cf00e9ecfce143e35
Reviewed-on: https://cue-review.googlesource.com/c/cue/+/9921
Reviewed-by: CUE cueckoo <cueckoo@gmail.com>
Reviewed-by: Marcel van Lohuizen <mpvl@golang.org>
authored by