Increase body-parser limit to 32MB

[gustavopch]

Cloud Functions 2nd gen allow requests with sizes up to 32MB according to the docs:

The current limit in the emulator though is 10MB:

firebase-tools/src/emulator/functionsEmulatorRuntime.ts

Lines 985 to 1010 in 8df102b

	app.use(
	bodyParser.json({
	limit: "10mb",
	verify: rawBodySaver,
	})
	);
	app.use(
	bodyParser.text({
	limit: "10mb",
	verify: rawBodySaver,
	})
	);
	app.use(
	bodyParser.urlencoded({
	extended: true,
	limit: "10mb",
	verify: rawBodySaver,
	})
	);
	app.use(
	bodyParser.raw({
	type: "*/*",
	limit: "10mb",
	verify: rawBodySaver,
	})
	);