dependabot unignore not working

[Bluehill / Jonghyo Lee]

Is there an existing issue for this?

• I have searched the existing issues

Package ecosystem

nuget

Package manager version

No response

Language version

No response

Manifest location and content before the Dependabot update

No response

dependabot.yml content

version: 2
updates:
  - package-ecosystem: "nuget" # See documentation for possible values
    directory: "/" # Location of package manifests
    schedule:
      interval: "daily"
      time: "18:00"
      timezone: "Asia/Seoul"
    assignees:
      - "na1307"
    pull-request-branch-name:
      separator: _
    reviewers:
      - "na1307"
    groups:
      default:
        patterns:
          - "*"

Updated dependency

JsonSchema.Net

What you expected to see, versus what you actually saw

I tried to unignore the ignored dependency in dependabot, but I received "No dependency name (jsonschema.net) or ignore conditions found to unignore."

Native package manager behavior

No response

Images of the diff or a link to the PR, issue, or logs

na1307/SimpleSixtarScorecard#5

Smallest manifest that reproduces the issue

No response