fix(ci): allow CC0-1.0 license for notify crate

The notify crate (file watcher) uses CC0-1.0 license (public domain).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: fazxes

deny.toml

@@ -27,7 +27,7 @@ allow = [
     "BSD-2-Clause",
     "BSD-3-Clause",
     "BSL-1.0",
-    "ISC",
+    "CC0-1.0",
     "Zlib",
     "MPL-2.0",
     "Unicode-3.0",