[Docs] Change example to show col headers
Command needs `?v` so user can see the column headers. Otherwise the instructions in the note about checking the init and relo columns don't make sense
@@ -114,7 +114,7 @@ You can check progress by submitting a <<cat-health,`_cat/health`>> request:
[source,sh]
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-GET _cat/health
+GET _cat/health?v
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// CONSOLE
