Feature/remove pending allocation

[gstraczek]

Pull Request Template

Description

Added button 'Remove pending allocation' to unblock allocation request.

Fixes # (issue reference)

Type of Change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Application must be in state: 'ReadyToSign'

Checklist:

Before submitting your pull request, please review the following checklist:

• I have performed a self-review of my own code.
• I have made corresponding changes to the documentation.
• My changes generate no new warnings.
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes.
• Any dependent changes have been merged and published in downstream modules.

Additional Information

Any additional information, configuration, or data that might be necessary to reproduce the issue or test the feature.

Screenshots (if appropriate)

[kacperzuk-neti]

LGTM, will approve & merge after it's successfully tested on staging (which is blocked by unrelated issues)