chore(deps): update dependency typescript to v5.9.3 #4322

Job	Run time
Verify changes (lit-element)	11s
Verify changes (lit-element-ts-esbuild)	16s
Verify changes (lit-element-ts-tsc)	13s
Verify changes (html-test)	13s
Verify changes (preact-htm)	11s
Verify changes (preact-jsx)	11s
Verify changes (preact-tsx)	8s
Verify changes (puppeteer)	13s
Verify changes (playwright)	12s
Verify changes (import-maps)	14s
Verify changes (mock-es-module)	13s
Verify changes (visual-regression)	1s
Verify changes (saucelabs)	11s
Verify changes (guides/test-runner/getting-started)	15s
Verify changes (guides/test-runner/watch-and-debug)	12s
Verify changes (guides/test-runner/playwright)	14s
Verify changes (guides/test-runner/responsive)	16s
Verify changes (guides/test-runner/typescript)	12s
Verify changes (react-htm)	12s
Verify changes (react-jsx)	13s
Verify changes (react-tsx)	11s
Verify changes (snowpack-lit)	1s
Verify changes (snowpack-react)	1s
Verify changes (snowpack-svelte)	1s
	4m 15s

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