Proposed changes

Making requests to sourcemaps e.g. /foo/bar.js.map would currently cause the browser runner to return an HTML file while sourcemaps expects a JSON. This patch ignores these requests so they fail correctly with 404.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation update

Checklist

• I have read the CONTRIBUTING doc
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)
• I have added proper type definitions for new commands (if appropriate)

Further comments

Also this patch fixes some e2e test failures.

Reviewers: @webdriverio/project-committers