fix: update tailwind dependencies

[fveiraswww]

this change updates Tailwind dependencies to resolve a build-time compatibility error that prevented the app from compiling

Error:

./workspace/coding-agent-template/app/globals.css
Error evaluating Node.js code
Error: Missing field negated on ScannerOptions.sources
    [at Object.Once (/Users/franciscoveiras/workspace/coding-agent-template/node_modules/.pnpm/@tailwindcss+postcss@4.0.0/node_modules/@tailwindcss/postcss/dist/index.js:8:4164)]
    [at async LazyResult.runAsync (turbopack:///[project]/workspace/coding-agent-template/node_modules/.pnpm/postcss@8.4.31/node_modules/postcss/lib/lazy-result.js:261:11)]
    [at async transform (turbopack:///[turbopack-node]/transforms/postcss.ts:70:34)]
    [at async run (turbopack:///[turbopack-node]/ipc/evaluate.ts:92:23)]
Import trace:
  Client Component Browser:
    ./workspace/coding-agent-template/app/globals.css [Client Component Browser]
    ./workspace/coding-agent-template/app/layout.tsx [Server Component]
overrideMethod @ hook.js:608Understand this error
turbopack-hot-reloader-common.ts:43 [Fast Refresh] rebuilding