fix(import): autofix missing sizes of items with grid-algorithm

[Meierschlumpf]

Homarr

Thank you for your contribution. Please ensure that your pull request meets the following pull request:

• Builds without warnings or errors (pnpm build, autofix with pnpm format:fix)
• Pull request targets dev branch
• Commits follow the conventional commits guideline
• No shorthand variable names are used (eg. x, y, i or any abbrevation)

Closes #2517

[deepsource-io]

Here's the code health analysis summary for commits 3403579..7038fba. View details on DeepSource ↗.

Analysis Summary

Analyzer	Status	Summary	Link
JavaScript	✅ Success		View Check ↗

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[github-actions]

Coverage Report

Status	Category	Percentage	Covered / Total
🔵	Lines	23.26%	9900 / 42554
🔵	Statements	23.26%	9900 / 42554
🔵	Functions	30.11%	415 / 1378
🔵	Branches	65.05%	1186 / 1823

File Coverage

File	Stmts	Branches	Functions	Lines	Uncovered Lines
Changed Files
packages/old-import/src/move-widgets-and-apps-merge.ts	2.27%	100%	0%	2.27%	11-130, 133-206, 209-279, 282-302, 309-333
packages/old-import/src/import/collections/board-collection.ts	2.24%	100%	0%	2.24%	18-120
packages/old-import/src/mappers/map-column-count.ts	6.66%	100%	0%	6.66%	4-17
packages/old-import/src/prepare/prepare-items.ts	4.93%	100%	0%	4.93%	11-79, 82-89, 92-101
packages/old-schema/src/index.ts	100%	100%	100%	100%
packages/old-schema/src/tile.ts	82.75%	100%	50%	82.75%	65-74

Generated in workflow #5405 for commit 7038fba by the Vitest Coverage Report Action