Specify chrome driver version

[agubler]

Type: bug

The following has been addressed in the PR:

• [x] There is a related issue
• [x] All code has been formatted with prettier as per the readme code style guidelines
• [ ] Unit or Functional tests are included in the PR

Description:

Intern uses a hardcoded configuration for the chrome driver version, currently at 74. The latest version of chrome, 76, is not supported. This manually bumps the driver version to 76.

Resolves #131 131