fix: remove description

Author: mrz1836

.github/sweep.yaml

@@ -3,7 +3,6 @@ branch: master
 blocked_dirs: [ ]
 draft: false
 description: |
-  go-safe-conversion is a Go library for safe type conversions.
   Sweep AI must follow the repository guidelines in .github/AGENTS.md.
 rules:
   - "Read .github/AGENTS.md first; it overrides these rules."