Fix Issue 23534 - __traits(isZeroInit) is true for enums with explicit values

[RazvanN7]

No description provided.

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Bugzilla references

Auto-close	Bugzilla	Severity	Description
✓	23534	blocker	__traits(isZeroInit) is true for enums with explicit values

⚠️⚠️⚠️ Warnings ⚠️⚠️⚠️

• Regression or critical bug fixes should always target the stable branch. Learn more about rebasing to stable or the D release process.

To target stable perform these two steps:

1. Rebase your branch to upstream/stable:

git rebase --onto upstream/stable upstream/master

2. Change the base branch of your PR to stable

Testing this PR locally

If you don't have a local development environment setup, you can use Digger to test this PR:

dub run digger -- build "master + dmd#14666"

[thewilsonator]

Stable, or is this a blocker for a PR to master?

[RazvanN7]

It blocks #14664 which targets master.