Fix typo in JavaScript level description

[bld010]

twilioquest-javascript/levels/javascript/level.json

Line 3 in 4e139e6

"description": "The TwilioQuest Program maintains this high-tech research facility studying the latest advancements in JavaScript technology. They have an asked an Operator to visit the station and review their security posture.",

Change They have an asked an Operator to They have asked an Operator