Disable tracing for now due to Playwright MCP behavior (#273171)

Haven't been able to figure out how to get tracing working without issues... so reverting the change.

Opened an issue here:
https://github.com/microsoft/playwright-mcp/issues/1166

test/mcp/src/application.ts

@@ -260,7 +260,7 @@ export async function getApplication({ recordVideo }: { recordVideo?: boolean }
 		verbose: opts.verbose,
 		remote: opts.remote,
 		web: opts.web,
-		tracing: true,
+		tracing: opts.tracing,
 		headless: opts.headless,
 		browser: opts.browser,
 		extraArgs: (opts.electronArgs || '').split(' ').map(arg => arg.trim()).filter(arg => !!arg),