lynx: update to 2.9.3 - #30286

Checking PR #30286: lynx: update to 2.9.3 (Formalities Audit)

✅ Pull request originates from a dedicated feature branch (lynx293)

Commit 357abe3 - lynx: update to 2.9.3:

✅ Author and committer identities are valid
✅ Commit is not a merge commit
✅ Commit subject layout and length are valid: "lynx: update to 2.9.3"
✅ Commit description lines adhere to width formatting rules
✅ Commit contains a valid 'Signed-off-by:' line matching author or committer
⚠️ Warning: Commit is unsigned or cryptographic signature verification failed (Reason: unsigned). Signing commits is a recommended best practice for verifying identity, but is not mandatory.