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## concatparams
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### Instructions
Write a function that takes the arguments received in parameters and returns them as a `string`.
The `string` is the result of all the arguments concatenated with a newline (`\n`) between.
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### Expected function
```go
func ConcatParams(args []string) string {
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}
```
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### Usage
Here is a possible program to test your function :
```go
package main
import (
"fmt"
"piscine"
)
func main() {
test := []string{"Hello", "how", "are", "you?"}
fmt.Println(piscine.ConcatParams(test))
}
```
And its output :
```console
$ go run .
Hello
how
are
you?
$
```