chore: bump version to 6.0.7

[BLumia]

• Avoid use GLOB for some subprojects (dde-osd, dde-welcome, etc)
• Reuse common utils as object libraries
• Ensure project source compliant with REUSE spec
• Fix dde-osd window round radius conflicting with blur effect
• Change the value of XDG_CURRENT_DESKTOP to DDE

[github-actions[bot]]

TAG Bot

TAG: 6.0.7 EXISTED: no DISTRIBUTION: unstable