docs(api): fixed grammatical error (it's -> its) #3352
docs(api): fixed grammatical error (it's -> its) #3352

Fixed incorrect use of "it's".
puppeteer/puppeteer,GoogleChrome/puppeteer,puppeteer/puppeteer,GoogleChrome/puppeteer,puppeteer/puppeteer,GoogleChrome/puppeteer,puppeteer/puppeteer