LeElementSnippet doesn't update in real time when you `doIt` on it's code

[botwhytho]

GtCoderEvaluationAnnouncement >> isRequestedByElementOrItsChild: needs fixing

Here is how I'm patching it to make it work for my LepiterBulidingBlocs package which depends a lot on LeElementSnippets for it's functionality: (https://github.com/botwhytho/LepiterBuildingBlocs/blob/main/src/LepiterBuildingBlocs/LepiterBuildingBlocs.class.st#L41-L61)