fix: apply safety triangle fixes (recipe-shell-quote-vars)

Auto-applied by hypatia dispatch-runner via gitbot-fleet.
1 file(s) modified.

Recipes: recipe-shell-quote-vars

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: Jonathan D.A. Jewell

ipv6-only/.clusterfuzzlite/build.sh

@@ -1,5 +1,5 @@
 #!/bin/bash -eu
 
-cd $SRC/project
+cd "$SRC"/project
 cargo +nightly fuzz build --release
 cp fuzz/target/*/release/fuzz_* $OUT/