Log Message:
py-gi-docgen: update to 2025.3.

## [2025.1] - 2025-02-28

### Added

- Add layout for tablet portrait mode [#95]
- Support static virtual methods [#211]

### Changed

- Don't generate classes hierarchy if not needed [!220]
- Improve copy buttons on narrow layouts [#91]

### Fixed

- Only consider dot data processing fail if dot returns non-zero [#188]
- Show non-standard instance parameters [#202]
- Fix C declaration of structure fields [#210]