Include standalone worker tests in the manifest.
Include standalone worker tests in the manifest.

vivliostyle/wpt-tools,wpt-on-tv-tf/wpt-tools,vivliostyle/wpt-tools,kaixinjxq/wpt-tools,frewsxcv/wpt-tools,UprootStaging/wpt-tools,UprootStaging/wpt-tools,kaixinjxq/wpt-tools,wpt-on-tv-tf/wpt-tools,frewsxcv/wpt-tools,vivliostyle/wpt-tools,frewsxcv/wpt-tools,UprootStaging/wpt-tools,wpt-on-tv-tf/wpt-tools,kaixinjxq/wpt-tools