message: Rephrase RCE challenge text
diff: @@ -606,7 +606,7 @@ function createChallenges () {
  models.Challenge.create({
  name: 'Remote Code Execution',
  category: 'Deserialization',
  - description: 'Perform a Remote Code Execution making the server run <code>dir</code> or <code>ls</code> (and nothing else).',
  + description: 'Perform a (DoS-like) Remote Code Execution that would occupy the server for over 2 seconds. (The <em>NoSQL Injection Tier 1</em> challenge does not qualify for this)',
  difficulty: 4,
  hint: addHint('The leverage point for this challenge is the NextGen B2B interface.'),
  hintUrl: addHint('https://bkimminich.gitbooks.io/pwning-owasp-juice-shop/content/part2/deserialization.html#perform-a-remote-code-execution'),
  