feat(dashboards): Track failed query runs on generated widgets

[edwardgou-sentry]

Captures a Sentry error when a seer generated dashboard widget errors out during query or save.

• Creates and uses useWidgetErrorCallback provider and context to pass handler from createFromSeer to sortableWidget
• Widget errors are fingerprinted to one key and save dashboard errors are fingerprinted to another

[cursor]

Cursor Bugbot has reviewed your changes and found 2 potential issues.

There are 4 total unresolved issues (including 2 from previous reviews).

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