chore(deps): update dependency sinon to v15.2.0 #4070

Job	Run time
Verify changes (lit-element)	54s
Verify changes (lit-element-ts-esbuild)	54s
Verify changes (lit-element-ts-tsc)	1m 5s
Verify changes (html-test)	38s
Verify changes (preact-htm)	50s
Verify changes (preact-jsx)	37s
Verify changes (preact-tsx)	57s
Verify changes (puppeteer)	47s
Verify changes (playwright)	50s
Verify changes (import-maps)	42s
Verify changes (mock-es-module)	36s
Verify changes (visual-regression)	59s
Verify changes (saucelabs)	1m 55s
Verify changes (guides/test-runner/getting-started)	38s
Verify changes (guides/test-runner/watch-and-debug)	41s
Verify changes (guides/test-runner/playwright)	1m 10s
Verify changes (guides/test-runner/responsive)	47s
Verify changes (guides/test-runner/typescript)	52s
Verify changes (react-htm)	50s
Verify changes (react-jsx)	45s
Verify changes (react-tsx)	36s
Verify changes (snowpack-lit)	45s
Verify changes (snowpack-react)	54s
Verify changes (snowpack-svelte)	42s
	20m 24s

Provide feedback