Reload tenants on tenant create

[gaspergrom]

Changes proposed ✍️

What

🤖 Generated by Copilot at c8086cd

This pull request adds a feature to create and display new tenants in the frontend. It modifies the tenant-new-form.vue component and fixes a type definition.
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🤖 Generated by Copilot at c8086cd

From the ashes of the old, a new tenant rises
With a form of power, they claim their domain
The list of rivals, updated and refreshed
They emit their fury, no one can restrain

Why

How

🤖 Generated by Copilot at c8086cd

• Dispatch tenant/doFetch action to refresh tenant list after creating a new tenant (link)
• Add space before closing curly brace of emit type definition for readability (link)

Checklist ✅

• Label appropriately with Feature, Improvement, or Bug.
• Add screehshots to the PR description for relevant FE changes
• New backend functionality has been unit-tested.
• API documentation has been updated (if necessary) (see docs on API documentation).
• Quality standards are met.