Add offset property to the drop component

[JammingBen]

Description

We've added an offset property to the drop component to define a custom offset. Also, the max width of drop menus was increased to 400px.

Related Issue

• Part of https://github.com/owncloud/web/issues/7335

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Technical debt
• [ ] Tests

[sonarcloud[bot]]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
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0.0% Duplication