Fix 140938

[LeoTDev]

*This PR changes the way Pigeon generates enum names for Kotlin enums using screaming snake for multi-word enums. *

List which issues are fixed by this PR. You must list at least one issue.
Fixes #140938

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[tarrinneal]

Hey @LeoTDev , thanks for putting this pr together.

It seems like there's already a pr for this feature here: #5918

If that one doesn't land, we can move forward with yours. I'm going to go ahead and close it for now though.