Completed disposition of tracked modifications in pdftract-cli/src and
build artifacts per audit findings. CLI changes reverted pending bead
assignment for grep feature work. Fuzz infrastructure already committed
in prior work. Working tree clean for all target directories.
Closes bf-4kv4g.
Verification: notes/bf-4kv4g.md
Acceptance criteria:
- PASS: No tracked changes in pdftract-cli/src
- PASS: No tracked changes in Cargo.lock
- PASS: No tracked changes in fuzz/
- PASS: cargo check passes
- PASS: Working tree clean for target directories