Bump jsondiffpatch, @trigger.dev/sdk and ai

Removes [jsondiffpatch](https://github.com/benjamine/jsondiffpatch). It's no longer used after updating ancestor dependencies [jsondiffpatch](https://github.com/benjamine/jsondiffpatch), [@trigger.dev/sdk](https://github.com/triggerdotdev/trigger.dev/tree/HEAD/packages/trigger-sdk) and [ai](https://github.com/vercel/ai). These dependencies need to be updated together.


Removes `jsondiffpatch`

Updates `@trigger.dev/sdk` from 4.0.0-v4-beta.21 to 4.0.2
- [Release notes](https://github.com/triggerdotdev/trigger.dev/releases)
- [Changelog](https://github.com/triggerdotdev/trigger.dev/blob/main/packages/trigger-sdk/CHANGELOG.md)
- [Commits](https://github.com/triggerdotdev/trigger.dev/commits/@trigger.dev/[email protected]/packages/trigger-sdk)

Updates `ai` from 4.3.16 to 5.0.44
- [Release notes](https://github.com/vercel/ai/releases)
- [Changelog](https://github.com/vercel/ai/blob/main/CHANGELOG.md)
- [Commits](https://github.com/vercel/ai/compare/[email protected]@5.0.44)

---
updated-dependencies:
- dependency-name: jsondiffpatch
  dependency-version: 
  dependency-type: indirect
- dependency-name: "@trigger.dev/sdk"
  dependency-version: 4.0.2
  dependency-type: direct:production
- dependency-name: ai
  dependency-version: 5.0.44
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]