dataset: add file format attribute

[rekt-hard]

Description

Feature

What does this PR do?

Add file attribute format to dataset. Show attribute in new dataset table and new dataset dialog.

Breaking changes

Code review focus

Dependencies

depends on https://github.com/tuwien-csd/damap-backend/pull/238

Checks

• [ ] Summary updated
• [ ] Version view updated
• [ ] Documentation added
• [ ] Tests added
• [ ] E2e tests created
• [ ] Successfully ran e2e tests before merge

closes #40

[rekt-hard]

Added info for file format

[ValentinFutterer]

I really like the tooltip, but it seems like it removed some spacing.

[rekt-hard]

Good catch, thank you. Fixed it now (had the matPrefix attribute set)

[sonarcloud[bot]]

Quality Gate failed

Failed conditions
0.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud