fix: loc in rspack error should be object

[SyMind]

Summary

In Webpack the error.loc is object.

interface SyntheticDependencyLocation {
	name: string;
	index?: number;
}

interface RealDependencyLocation {
	start: SourcePosition;
	end?: SourcePosition;
	index?: number;
}

type DependencyLocation = SyntheticDependencyLocation | RealDependencyLocation;

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

[netlify]

✅ Deploy Preview for rspack canceled.

Name	Link
🔨 Latest commit	aa7890f
🔍 Latest deploy log	https://app.netlify.com/projects/rspack/deploys/684677b81cb5600009054494

[codspeed-hq]

CodSpeed Performance Report

Merging #10610 will not alter performance

_{Comparing fix-error-location (aa7890f) with main (0bfad55)}

Summary

✅ 12 untouched benchmarks