test: remove assert message · nodejs/node@3ad6a9d

Original file line number	Diff line number	Diff line change
`@@ -45,8 +45,8 @@ FakeStream.prototype.close = function() {`
`45`	`45`
`46`	`46`	`// expect all streams to close properly.`
`47`	`47`	`process.on('exit', function() {`
`48`		`-assert.strictEqual(cnt, wclosed, 'writable streams closed');`
`49`		`-assert.strictEqual(cnt, rclosed, 'readable streams closed');`
	`48`	`+assert.strictEqual(cnt, wclosed);`
	`49`	`+assert.strictEqual(cnt, rclosed);`
`50`	`50`	`});`
`51`	`51`
`52`	`52`	`for (let i = 0; i < chunkSize; i++) {`