Write a function called `StringReplace` that takes in three parameters: `original_string s`, `target`, and `replacement`. The function should replace all occurrences of target in `original_string s` with `replacement` and return the modified string.
### Expected Functions
```java
public class StringReplace {
public static String replace(String s, target, replacement) {
// your code here
}
}
```
### Usage
Here is a possible ExerciseRunner.java to test your function :