Update custom_completions.md to use new spread operator in carapace example (#1232)

mmastrocinque · web-flow · commit 119a4961499d · 2024-01-30T12:25:37.000-06:00
diff --git a/book/custom_completions.md b/book/custom_completions.md
@@ -161,7 +161,7 @@ This example will enable carapace external completions:
 
 ```nu
 let carapace_completer = {|spans|
-    carapace $spans.0 nushell $spans | from json
+    carapace $spans.0 nushell ...$spans | from json
 }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -161,7 +161,7 @@ This example will enable carapace external completions:`
`161`	`161`
`162`	`162`	```nu
`163`	`163`	`let carapace_completer = {\|spans\|`
`164`		`- carapace $spans.0 nushell $spans \| from json`
	`164`	`+ carapace $spans.0 nushell ...$spans \| from json`
`165`	`165`	`}`
`166`	`166`	```
`167`	`167`