chore(nxext): remove unsupported plugins

[nx-cloud[bot]]

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CI is running/has finished running commands for commit 0d965155fa2c37612f5faa123dfb915e975b35ab. As they complete they will appear below. Click to see the status, the terminal output, and the build insights.

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✅ Successfully ran 4 targets

- [`nx affected --target=test --parallel=3 --ci --code-coverage`](https://cloud.nx.app/runs/XSqGUZQu3w?utm_source=pull-request&utm_medium=comment) - [`nx affected --target=lint --parallel=3`](https://cloud.nx.app/runs/Sw994M3MHk?utm_source=pull-request&utm_medium=comment) - [`nx affected --target=build --parallel=3`](https://cloud.nx.app/runs/EgV2cVyhYa?utm_source=pull-request&utm_medium=comment) - [`nx-cloud record -- pnpm exec nx format:check`](https://cloud.nx.app/runs/wIk3MNpusx?utm_source=pull-request&utm_medium=comment)

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