chore!: renamed AssetId to TestAssetId

[petertonysmith94]

• Closes Renamed AssetId to TestAssetId #2904

Release notes

In this release, we:

• Renamed testing class AssetId to TestAssetId

Breaking Changes

Renamed testing class AssetId to TestAssetId.

// before
import { AssetId } from 'fuels/test-utils';

const [assetA] = AssetId.random();

// after
import { TestAssetId } from 'fuels/test-utils';

const [assetA] = TestAssetId.random();

Checklist

• I added — tests to prove my changes
• I updated — all the necessary docs
• I reviewed — the entire PR myself, using the GitHub UI
• I described — all breaking changes and the Migration Guide

[github-actions]

Coverage Report:

Lines	Branches	Functions	Statements
79.76%(+0%)	72.12%(+0%)	77.73%(+0%)	79.9%(+0%)

Changed Files:

Ok	File (✨=New File)	Lines	Branches	Functions	Statements
✅	✨ packages/account/src/test-utils/test-asset-id.ts	100% (+100%)	100% (+100%)	100% (+100%)	100% (+100%)