{
  "require-dev": {
    "phpunit/phpunit": "~4.6",
    "behat/behat": "^3.0",
    "guzzlehttp/guzzle": "6.3.0",
    "jarnaiz/behat-junit-formatter": "^1.3",
    "sabre/dav": "3.2.2"
  }
}

{
  "require-dev": {
    "phpunit/phpunit": "~4.6",
    "behat/behat": "^3.0",
    "guzzlehttp/guzzle": "6.3.3",
    "jarnaiz/behat-junit-formatter": "^1.3",
    "sabre/dav": "3.2.2"
  }
}

Update guzzlehttp/guzzle requirement to 6.3.3 in /build/integration
Update guzzlehttp/guzzle requirement to 6.3.3 in /build/integration

Updates the requirements on [guzzlehttp/guzzle](https://github.com/guzzle/guzzle) to permit the latest version.
- [Release notes](https://github.com/guzzle/guzzle/releases)
- [Changelog](https://github.com/guzzle/guzzle/blob/master/CHANGELOG.md)
- [Commits](https://github.com/guzzle/guzzle/commits/6.3.3)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>