SyterKit v0.2.8

What's Changed

• longanpi-4b: revert by @chainsx in #68
• [board] try to load sdc2 if sdc0 probe failed by @YuzukiTsuru in #69
• [log] using marco to reduce size by @YuzukiTsuru in #70

Full Changelog: v0.2.7.5...v0.2.8.0