[en] update idempotence

Signed-off-by: Guillaume Bernard <[email protected]>

Author: guillaumebernard84

content/en/idempotence.md

@@ -7,4 +7,4 @@ tags: ["property", "", ""]
 
 In maths or computer science, idempotence describes an operation that always leads to the same outcome, 
 no matter how many times you execute it. 
-If the parameters are the same, an idempotent operation won't affect the application it calls.
+If the parameters are the same, executing an idempotent operation several times will have no additional effect.