[cicd-statistics]: enable knip reports for workspace

[karthikjeeyar]

Hey, I just made a Pull Request!

Issue: #5992

Enabled knipReports and removed all unused dependancies for cicd-statistics workspace.

✔️ Checklist

• A changeset describing the change and affected packages. (more info)
• Added or updated documentation
• Tests for new functionality and regression tests for bug fixes
• Screenshots attached (for UI changes)
• All your commits have a Signed-off-by line in the message. (more info)

[backstage-goalie]

Changed Packages

Package Name	Package Path	Changeset Bump	Current Version
app-next	workspaces/cicd-statistics/packages/app-next	none	v0.0.6
app	workspaces/cicd-statistics/packages/app	none	v0.0.6
backend	workspaces/cicd-statistics/packages/backend	none	v0.0.0
@backstage-community/plugin-cicd-statistics-module-buildkite	workspaces/cicd-statistics/plugins/cicd-statistics-module-buildkite	patch	v0.12.0
@backstage-community/plugin-cicd-statistics-module-github	workspaces/cicd-statistics/plugins/cicd-statistics-module-github	patch	v0.10.0
@backstage-community/plugin-cicd-statistics-module-gitlab	workspaces/cicd-statistics/plugins/cicd-statistics-module-gitlab	patch	v0.13.0
@backstage-community/plugin-cicd-statistics	workspaces/cicd-statistics/plugins/cicd-statistics	patch	v0.13.0

[christoph-jerolimov]

Lgtm!