Variant of an array can be compared with another array

[Zevenberge]

Fixes 11061

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Bugzilla references

Auto-close	Bugzilla	Severity	Description
✓	11061	normal	std.variant.Variant equality comparison always returns false for static array literals.

Testing this PR locally

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

dub fetch digger
dub run digger -- build "master + phobos#7061"

[thewilsonator]

Otherwise looks good.