[ja] Sync with 1f7e543e8ba1d7b21b9a2bf51437fbc58e9d76a2

Added the documentation for `showUncoveredFiles`.
[ja] Sync with 774aed3d446bad47b365aefbaf90bd9e6ca948f8

Added documentation for the `@preserveGlobalState`, `@runTestsInSeparateProcesses`, and `@runInSeparateProcess` annotations.
[ja] Update translation