Fix issue 22802 - First ref parameter seen as return destination ev…

[dkorpel]

…en with this

[dlang-bot]

Thanks for your pull request and interest in making D better, @dkorpel! We are looking forward to reviewing it, and you should be hearing from a maintainer soon.
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Bugzilla references

Auto-close	Bugzilla	Severity	Description
✓	22802	normal	[dip1000] First ref parameter seen as `return` destination even with `this`

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#13748"